theoretical probability Archives – Mathemafia http://sh016.global.temp.domains/~mathemaf/tag/theoretical-probability/ Mathematics is like music - Enjoy it!!! Thu, 11 May 2023 08:46:20 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 https://mathemafia.com/wp-content/uploads/2020/08/cropped-M__Logo__SM-1-32x32.png theoretical probability Archives – Mathemafia http://sh016.global.temp.domains/~mathemaf/tag/theoretical-probability/ 32 32 Class 10 | Chapter 14 | All Solutions | Probability https://mathemafia.com/class-10-chapter-14-all-solutions-probability/ Fri, 17 Dec 2021 07:44:02 +0000 http://sh016.global.temp.domains/~mathemaf/?p=7351 This playlist covers all the questions, concepts and examples of chapter 15 (Probability) of class 10, NCERT book. Click a thumbnail to watch the tutorial.  Watch complete chapter on YouTube

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This playlist covers all the questions, concepts and examples of chapter 15 (Probability) of class 10, NCERT book. Click a thumbnail to watch the tutorial. 

Watch complete chapter on YouTube

The post Class 10 | Chapter 14 | All Solutions | Probability appeared first on Mathemafia.

]]> Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 13 https://mathemafia.com/class-9-chapter-15-probability-exercise-15-1-question-13/ Tue, 22 Dec 2020 14:15:10 +0000 http://sh016.global.temp.domains/~mathemaf/?p=4355 Question 13: In Q.1, Exercise 14.2, you were asked to prepare a frequency distribution table regarding the blood groups of 30 students of a class. Use this table to determine the probability that a student of this class, selected at…

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Question 13: In Q.1, Exercise 14.2, you were asked to prepare a frequency distribution table regarding the blood groups of 30 students of a class. Use this table to determine the probability that a student of this class, selected at random, has blood group AB.

Question 12
Class 9 | Home

Chapter 15 – Probability

Mathemafia Logo - 75 px=>  Introduction to probability – Must watch tutorial  

This playlist covers all the questions, concepts, theorems and examples of chapter 15 (Probability) of class 9, NCERT textbook. Every question, concept or example has been explained in a very creative manner and in layman’s language so that every student can quick grab the underlying concept. Click a thumbnail to watch the tutorial. 

You are recommended to watch the introductory video before watching any of the questions or examples. In the introductory tutorial, 🎥. you will understand with the concept of probability with real life examples in detail.  Also explained are the definitions of terms like trials, outcomes, Events, Dependent and Independent events, Equally Likely Outcomes, favourable outcomes, Total possible outcomes in very easy ways with relevant examples. 🎲  🎲. 🎲

Watch complete chapter on YouTube

If you have good knowledge about class 9 Chapter 15 probability and If you feel confidant of if you are a mathematics lover, you can watch class 10 probability chapter as well. Believe me, it is not hard at all. You will be able to learn class 10 probability within an hour by watching the video tutorials created by Mathemafia. Click the following link to watch the class 10 probability chapter playlist.

Class 10 | Chapter 15 | Probability

You may also test your knowledge about the concepts of probability (Class 9 level) by attempting the following quiz. If you score really good in this quiz, then you can definitely go for the next level – Class 10 – Probability (link shared above). 

These “Class 9 Chapter 15 Probability” tutorials can help your friends and classmates a lot. Be a sport and share this with someone you care about. You have multiple options to share this page with someone by selecting any of the following social media. I would recommend to use WhatsApp, SnapChat, Twitter, Facebook and Messenger because these are most popular among students and young people. Keep watching and sharing Mathemafia!!! 😎  Cheers!!! 

​

Examples

Example 1

Example 2

Example 3

Example 4

Example 5

Example 6

Example 7

Example 8

Example 9

Example 10

Exercise 15.1

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 13 appeared first on Mathemafia.

]]> Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 12 https://mathemafia.com/class-9-chapter-15-probability-exercise-15-1-question-12/ Tue, 22 Dec 2020 14:15:07 +0000 http://sh016.global.temp.domains/~mathemaf/?p=4354 Question 12: In Q.5, Exercise 14.2, you were asked to prepare a frequency distribution table, regarding the concentration of sulphur dioxide in the air in parts per million of a certain city for 30 days. Using this table, find the…

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Question 12: In Q.5, Exercise 14.2, you were asked to prepare a frequency distribution table, regarding the concentration of sulphur dioxide in the air in parts per million of a certain city for 30 days. Using this table, find the probability of the concentration of sulphur dioxide in the interval 0.12 – 0.16 on any of these days.

Question 11
Question 13

Chapter 15 – Probability

Mathemafia Logo - 75 px=>  Introduction to probability – Must watch tutorial  

This playlist covers all the questions, concepts, theorems and examples of chapter 15 (Probability) of class 9, NCERT textbook. Every question, concept or example has been explained in a very creative manner and in layman’s language so that every student can quick grab the underlying concept. Click a thumbnail to watch the tutorial. 

You are recommended to watch the introductory video before watching any of the questions or examples. In the introductory tutorial, 🎥. you will understand with the concept of probability with real life examples in detail.  Also explained are the definitions of terms like trials, outcomes, Events, Dependent and Independent events, Equally Likely Outcomes, favourable outcomes, Total possible outcomes in very easy ways with relevant examples. 🎲  🎲. 🎲

Watch complete chapter on YouTube

If you have good knowledge about class 9 Chapter 15 probability and If you feel confidant of if you are a mathematics lover, you can watch class 10 probability chapter as well. Believe me, it is not hard at all. You will be able to learn class 10 probability within an hour by watching the video tutorials created by Mathemafia. Click the following link to watch the class 10 probability chapter playlist.

Class 10 | Chapter 15 | Probability

You may also test your knowledge about the concepts of probability (Class 9 level) by attempting the following quiz. If you score really good in this quiz, then you can definitely go for the next level – Class 10 – Probability (link shared above). 

These “Class 9 Chapter 15 Probability” tutorials can help your friends and classmates a lot. Be a sport and share this with someone you care about. You have multiple options to share this page with someone by selecting any of the following social media. I would recommend to use WhatsApp, SnapChat, Twitter, Facebook and Messenger because these are most popular among students and young people. Keep watching and sharing Mathemafia!!! 😎  Cheers!!! 

​

Examples

Example 1

Example 2

Example 3

Example 4

Example 5

Example 6

Example 7

Example 8

Example 9

Example 10

Exercise 15.1

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 12 appeared first on Mathemafia.

]]> Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 11 https://mathemafia.com/class-9-chapter-15-probability-exercise-15-1-question-11/ Tue, 22 Dec 2020 14:15:04 +0000 http://sh016.global.temp.domains/~mathemaf/?p=4353 Question 11: Eleven bags of wheat flour, each marked 5kg, actually contained the following weights of flour (in kg): 4.97 5.05 5.08 5.03 5.00 5.06 5.08 4.98 5.04 5.07 5.00 Find the probability that any of these bags chosen at…

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Question 11: Eleven bags of wheat flour, each marked 5kg, actually contained the following weights of flour (in kg):

4.97 5.05 5.08 5.03 5.00 5.06 5.08 4.98 5.04 5.07 5.00

Find the probability that any of these bags chosen at random contains more than 5 kg of flour.

Question 10
Question 12

Chapter 15 – Probability

Mathemafia Logo - 75 px=>  Introduction to probability – Must watch tutorial  

This playlist covers all the questions, concepts, theorems and examples of chapter 15 (Probability) of class 9, NCERT textbook. Every question, concept or example has been explained in a very creative manner and in layman’s language so that every student can quick grab the underlying concept. Click a thumbnail to watch the tutorial. 

You are recommended to watch the introductory video before watching any of the questions or examples. In the introductory tutorial, 🎥. you will understand with the concept of probability with real life examples in detail.  Also explained are the definitions of terms like trials, outcomes, Events, Dependent and Independent events, Equally Likely Outcomes, favourable outcomes, Total possible outcomes in very easy ways with relevant examples. 🎲  🎲. 🎲

Watch complete chapter on YouTube

If you have good knowledge about class 9 Chapter 15 probability and If you feel confidant of if you are a mathematics lover, you can watch class 10 probability chapter as well. Believe me, it is not hard at all. You will be able to learn class 10 probability within an hour by watching the video tutorials created by Mathemafia. Click the following link to watch the class 10 probability chapter playlist.

Class 10 | Chapter 15 | Probability

You may also test your knowledge about the concepts of probability (Class 9 level) by attempting the following quiz. If you score really good in this quiz, then you can definitely go for the next level – Class 10 – Probability (link shared above). 

These “Class 9 Chapter 15 Probability” tutorials can help your friends and classmates a lot. Be a sport and share this with someone you care about. You have multiple options to share this page with someone by selecting any of the following social media. I would recommend to use WhatsApp, SnapChat, Twitter, Facebook and Messenger because these are most popular among students and young people. Keep watching and sharing Mathemafia!!! 😎  Cheers!!! 

​

Examples

Example 1

Example 2

Example 3

Example 4

Example 5

Example 6

Example 7

Example 8

Example 9

Example 10

Exercise 15.1

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 11 appeared first on Mathemafia.

]]> Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 10 https://mathemafia.com/class-9-chapter-15-probability-exercise-15-1-question-10/ Tue, 22 Dec 2020 14:15:00 +0000 http://sh016.global.temp.domains/~mathemaf/?p=4352 Question 10: Activity : Ask all the students in your class to write a 3-digit number. Choose any student from the room at random. What is the probability that the number written by her/him is divisible by 3? Remember that…

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Question 10: Activity : Ask all the students in your class to write a 3-digit number. Choose any student from the room at random. What is the probability that the number written by her/him is divisible by 3? Remember that a number is divisible by 3, if the sum of its digits is divisible by 3.

Question 9
Question 11

Chapter 15 – Probability

Mathemafia Logo - 75 px=>  Introduction to probability – Must watch tutorial  

This playlist covers all the questions, concepts, theorems and examples of chapter 15 (Probability) of class 9, NCERT textbook. Every question, concept or example has been explained in a very creative manner and in layman’s language so that every student can quick grab the underlying concept. Click a thumbnail to watch the tutorial. 

You are recommended to watch the introductory video before watching any of the questions or examples. In the introductory tutorial, 🎥. you will understand with the concept of probability with real life examples in detail.  Also explained are the definitions of terms like trials, outcomes, Events, Dependent and Independent events, Equally Likely Outcomes, favourable outcomes, Total possible outcomes in very easy ways with relevant examples. 🎲  🎲. 🎲

Watch complete chapter on YouTube

If you have good knowledge about class 9 Chapter 15 probability and If you feel confidant of if you are a mathematics lover, you can watch class 10 probability chapter as well. Believe me, it is not hard at all. You will be able to learn class 10 probability within an hour by watching the video tutorials created by Mathemafia. Click the following link to watch the class 10 probability chapter playlist.

Class 10 | Chapter 15 | Probability

You may also test your knowledge about the concepts of probability (Class 9 level) by attempting the following quiz. If you score really good in this quiz, then you can definitely go for the next level – Class 10 – Probability (link shared above). 

These “Class 9 Chapter 15 Probability” tutorials can help your friends and classmates a lot. Be a sport and share this with someone you care about. You have multiple options to share this page with someone by selecting any of the following social media. I would recommend to use WhatsApp, SnapChat, Twitter, Facebook and Messenger because these are most popular among students and young people. Keep watching and sharing Mathemafia!!! 😎  Cheers!!! 

​

Examples

Example 1

Example 2

Example 3

Example 4

Example 5

Example 6

Example 7

Example 8

Example 9

Example 10

Exercise 15.1

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 10 appeared first on Mathemafia.

]]> Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 9 https://mathemafia.com/class-9-chapter-15-probability-exercise-15-1-question-09/ Tue, 22 Dec 2020 14:14:56 +0000 http://sh016.global.temp.domains/~mathemaf/?p=4351 Question 9: Activity : Note the frequency of two-wheelers, three-wheelers and four-wheelers going past during a time interval, in front of your school gate. Find the probability that any one vehicle out of the total vehicles you have observed is…

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Question 9: Activity : Note the frequency of two-wheelers, three-wheelers and four-wheelers going past during a time interval, in front of your school gate. Find the probability that any one vehicle out of the total vehicles you have observed is a two-wheeler.

Question 8
Question 10

Chapter 15 – Probability

Mathemafia Logo - 75 px=>  Introduction to probability – Must watch tutorial  

This playlist covers all the questions, concepts, theorems and examples of chapter 15 (Probability) of class 9, NCERT textbook. Every question, concept or example has been explained in a very creative manner and in layman’s language so that every student can quick grab the underlying concept. Click a thumbnail to watch the tutorial. 

You are recommended to watch the introductory video before watching any of the questions or examples. In the introductory tutorial, 🎥. you will understand with the concept of probability with real life examples in detail.  Also explained are the definitions of terms like trials, outcomes, Events, Dependent and Independent events, Equally Likely Outcomes, favourable outcomes, Total possible outcomes in very easy ways with relevant examples. 🎲  🎲. 🎲

Watch complete chapter on YouTube

If you have good knowledge about class 9 Chapter 15 probability and If you feel confidant of if you are a mathematics lover, you can watch class 10 probability chapter as well. Believe me, it is not hard at all. You will be able to learn class 10 probability within an hour by watching the video tutorials created by Mathemafia. Click the following link to watch the class 10 probability chapter playlist.

Class 10 | Chapter 15 | Probability

You may also test your knowledge about the concepts of probability (Class 9 level) by attempting the following quiz. If you score really good in this quiz, then you can definitely go for the next level – Class 10 – Probability (link shared above). 

These “Class 9 Chapter 15 Probability” tutorials can help your friends and classmates a lot. Be a sport and share this with someone you care about. You have multiple options to share this page with someone by selecting any of the following social media. I would recommend to use WhatsApp, SnapChat, Twitter, Facebook and Messenger because these are most popular among students and young people. Keep watching and sharing Mathemafia!!! 😎  Cheers!!! 

​

Examples

Example 1

Example 2

Example 3

Example 4

Example 5

Example 6

Example 7

Example 8

Example 9

Example 10

Exercise 15.1

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 9 appeared first on Mathemafia.

]]> Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 8 https://mathemafia.com/class-9-chapter-15-probability-exercise-15-1-question-08/ Tue, 22 Dec 2020 14:14:51 +0000 http://sh016.global.temp.domains/~mathemaf/?p=4350 Question 8: Refer to Q.2, Exercise 14.2. What is the empirical probability that an engineer lives: less than 7 km from her place of work? more than or equal to 7 km from her place of work? within 1/2 km…

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Question 8: Refer to Q.2, Exercise 14.2. What is the empirical probability that an engineer lives:

  1. less than 7 km from her place of work?

  2. more than or equal to 7 km from her place of work?

  3. within 1/2 km from her place of work? 

Question 7
Question 9

Chapter 15 – Probability

Mathemafia Logo - 75 px=>  Introduction to probability – Must watch tutorial  

This playlist covers all the questions, concepts, theorems and examples of chapter 15 (Probability) of class 9, NCERT textbook. Every question, concept or example has been explained in a very creative manner and in layman’s language so that every student can quick grab the underlying concept. Click a thumbnail to watch the tutorial. 

You are recommended to watch the introductory video before watching any of the questions or examples. In the introductory tutorial, 🎥. you will understand with the concept of probability with real life examples in detail.  Also explained are the definitions of terms like trials, outcomes, Events, Dependent and Independent events, Equally Likely Outcomes, favourable outcomes, Total possible outcomes in very easy ways with relevant examples. 🎲  🎲. 🎲

Watch complete chapter on YouTube

If you have good knowledge about class 9 Chapter 15 probability and If you feel confidant of if you are a mathematics lover, you can watch class 10 probability chapter as well. Believe me, it is not hard at all. You will be able to learn class 10 probability within an hour by watching the video tutorials created by Mathemafia. Click the following link to watch the class 10 probability chapter playlist.

Class 10 | Chapter 15 | Probability

You may also test your knowledge about the concepts of probability (Class 9 level) by attempting the following quiz. If you score really good in this quiz, then you can definitely go for the next level – Class 10 – Probability (link shared above). 

These “Class 9 Chapter 15 Probability” tutorials can help your friends and classmates a lot. Be a sport and share this with someone you care about. You have multiple options to share this page with someone by selecting any of the following social media. I would recommend to use WhatsApp, SnapChat, Twitter, Facebook and Messenger because these are most popular among students and young people. Keep watching and sharing Mathemafia!!! 😎  Cheers!!! 

​

Examples

Example 1

Example 2

Example 3

Example 4

Example 5

Example 6

Example 7

Example 8

Example 9

Example 10

Exercise 15.1

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 8 appeared first on Mathemafia.

]]> Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 7 https://mathemafia.com/class-9-chapter-15-probability-exercise-15-1-question-07/ Tue, 22 Dec 2020 14:14:46 +0000 http://sh016.global.temp.domains/~mathemaf/?p=4349 Question 7: To know the opinion of the students about the subject statistics, a survey of 200 students was conducted. The data is recorded in the following table. Find the probability that a student chosen at random (i) likes statistics,…

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Question 7: To know the opinion of the students about the subject statistics, a survey of 200 students was conducted. The data is recorded in the following table.

Find the probability that a student chosen at random
(i) likes statistics, (ii) does not like it.

Question 6
Question 8

Chapter 15 – Probability

Mathemafia Logo - 75 px=>  Introduction to probability – Must watch tutorial  

This playlist covers all the questions, concepts, theorems and examples of chapter 15 (Probability) of class 9, NCERT textbook. Every question, concept or example has been explained in a very creative manner and in layman’s language so that every student can quick grab the underlying concept. Click a thumbnail to watch the tutorial. 

You are recommended to watch the introductory video before watching any of the questions or examples. In the introductory tutorial, 🎥. you will understand with the concept of probability with real life examples in detail.  Also explained are the definitions of terms like trials, outcomes, Events, Dependent and Independent events, Equally Likely Outcomes, favourable outcomes, Total possible outcomes in very easy ways with relevant examples. 🎲  🎲. 🎲

Watch complete chapter on YouTube

If you have good knowledge about class 9 Chapter 15 probability and If you feel confidant of if you are a mathematics lover, you can watch class 10 probability chapter as well. Believe me, it is not hard at all. You will be able to learn class 10 probability within an hour by watching the video tutorials created by Mathemafia. Click the following link to watch the class 10 probability chapter playlist.

Class 10 | Chapter 15 | Probability

You may also test your knowledge about the concepts of probability (Class 9 level) by attempting the following quiz. If you score really good in this quiz, then you can definitely go for the next level – Class 10 – Probability (link shared above). 

These “Class 9 Chapter 15 Probability” tutorials can help your friends and classmates a lot. Be a sport and share this with someone you care about. You have multiple options to share this page with someone by selecting any of the following social media. I would recommend to use WhatsApp, SnapChat, Twitter, Facebook and Messenger because these are most popular among students and young people. Keep watching and sharing Mathemafia!!! 😎  Cheers!!! 

​

Examples

Example 1

Example 2

Example 3

Example 4

Example 5

Example 6

Example 7

Example 8

Example 9

Example 10

Exercise 15.1

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 7 appeared first on Mathemafia.

]]> Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 6 https://mathemafia.com/class-9-chapter-15-probability-exercise-15-1-question-06/ Tue, 22 Dec 2020 14:14:42 +0000 http://sh016.global.temp.domains/~mathemaf/?p=4348 Question 6: Refer to Table 14.7, Chapter 14. Find the probability that a student obtained less than 20% in the mathematics test. Find the probability that a student obtained marks 60 or above. Question 5 Question 7

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 6 appeared first on Mathemafia.

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Question 6: Refer to Table 14.7, Chapter 14.

  1. Find the probability that a student obtained less than 20% in the mathematics test.

  2. Find the probability that a student obtained marks 60 or above.

Question 5
Question 7

Chapter 15 – Probability

Mathemafia Logo - 75 px=>  Introduction to probability – Must watch tutorial  

This playlist covers all the questions, concepts, theorems and examples of chapter 15 (Probability) of class 9, NCERT textbook. Every question, concept or example has been explained in a very creative manner and in layman’s language so that every student can quick grab the underlying concept. Click a thumbnail to watch the tutorial. 

You are recommended to watch the introductory video before watching any of the questions or examples. In the introductory tutorial, 🎥. you will understand with the concept of probability with real life examples in detail.  Also explained are the definitions of terms like trials, outcomes, Events, Dependent and Independent events, Equally Likely Outcomes, favourable outcomes, Total possible outcomes in very easy ways with relevant examples. 🎲  🎲. 🎲

Watch complete chapter on YouTube

If you have good knowledge about class 9 Chapter 15 probability and If you feel confidant of if you are a mathematics lover, you can watch class 10 probability chapter as well. Believe me, it is not hard at all. You will be able to learn class 10 probability within an hour by watching the video tutorials created by Mathemafia. Click the following link to watch the class 10 probability chapter playlist.

Class 10 | Chapter 15 | Probability

You may also test your knowledge about the concepts of probability (Class 9 level) by attempting the following quiz. If you score really good in this quiz, then you can definitely go for the next level – Class 10 – Probability (link shared above). 

These “Class 9 Chapter 15 Probability” tutorials can help your friends and classmates a lot. Be a sport and share this with someone you care about. You have multiple options to share this page with someone by selecting any of the following social media. I would recommend to use WhatsApp, SnapChat, Twitter, Facebook and Messenger because these are most popular among students and young people. Keep watching and sharing Mathemafia!!! 😎  Cheers!!! 

​

Examples

Example 1

Example 2

Example 3

Example 4

Example 5

Example 6

Example 7

Example 8

Example 9

Example 10

Exercise 15.1

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 6 appeared first on Mathemafia.

]]> Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 5 https://mathemafia.com/class-9-chapter-15-probability-exercise-15-1-question-05/ Tue, 22 Dec 2020 14:14:38 +0000 http://sh016.global.temp.domains/~mathemaf/?p=4347 Question 5: An organisation selected 2400 families at random and surveyed them to determine a relationship between income level and the number of vehicles in a family. The information gathered is listed in the table below: Suppose a family is…

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 5 appeared first on Mathemafia.

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Question 5: An organisation selected 2400 families at random and surveyed them to determine a relationship between income level and the number of vehicles in a family. The information gathered is listed in the table below:

Suppose a family is chosen. Find the probability that the family chosen is

  1. earning Rs. 10000 – 13000 per month and owning exactly 2 vehicles.

  2. earning Rs. 16000 or more per month and owning exactly 1 vehicle.

  3. earning less than Rs. 7000 per month and does not own any vehicle.

  4. earning Rs. 13000 – 16000 per month and owning more than 2 vehicles.

  5. owning not more than 1 vehicle.

Question 4
Question 6

Chapter 15 – Probability

Mathemafia Logo - 75 px=>  Introduction to probability – Must watch tutorial  

This playlist covers all the questions, concepts, theorems and examples of chapter 15 (Probability) of class 9, NCERT textbook. Every question, concept or example has been explained in a very creative manner and in layman’s language so that every student can quick grab the underlying concept. Click a thumbnail to watch the tutorial. 

You are recommended to watch the introductory video before watching any of the questions or examples. In the introductory tutorial, 🎥. you will understand with the concept of probability with real life examples in detail.  Also explained are the definitions of terms like trials, outcomes, Events, Dependent and Independent events, Equally Likely Outcomes, favourable outcomes, Total possible outcomes in very easy ways with relevant examples. 🎲  🎲. 🎲

Watch complete chapter on YouTube

If you have good knowledge about class 9 Chapter 15 probability and If you feel confidant of if you are a mathematics lover, you can watch class 10 probability chapter as well. Believe me, it is not hard at all. You will be able to learn class 10 probability within an hour by watching the video tutorials created by Mathemafia. Click the following link to watch the class 10 probability chapter playlist.

Class 10 | Chapter 15 | Probability

You may also test your knowledge about the concepts of probability (Class 9 level) by attempting the following quiz. If you score really good in this quiz, then you can definitely go for the next level – Class 10 – Probability (link shared above). 

These “Class 9 Chapter 15 Probability” tutorials can help your friends and classmates a lot. Be a sport and share this with someone you care about. You have multiple options to share this page with someone by selecting any of the following social media. I would recommend to use WhatsApp, SnapChat, Twitter, Facebook and Messenger because these are most popular among students and young people. Keep watching and sharing Mathemafia!!! 😎  Cheers!!! 

​

Examples

Example 1

Example 2

Example 3

Example 4

Example 5

Example 6

Example 7

Example 8

Example 9

Example 10

Exercise 15.1

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

The post Class 9 | Chapter 15 | Probability | Exercise 15.1 | Question 5 appeared first on Mathemafia.

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