﻿ NCERT Solutions CBSE Class 10 Maths Chapter 15 | Probability

1. Introduction
2. Probability — A Theoretical Approach
3. Summary

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Chapter 15- Probability

Complete Understanding of Probability!

Probability is the study of the chance of happening something. Various situations and cases change the chance of the things that happen around us. The study of probability allows you to understand those chances. Hence, the chapter is included in the CBSE curriculum of class 10th.

At ScoreX™, you find an effective course of the ncert solutions for class 10th maths chapter 15. Our course is designed to make probability much simpler to understand.

What is the format of this chapter course?

In our course of the class 10 ncert solutions for maths chapter probability, you attain a complete knowledge of the topic with examples and practice opportunities.

Here is what you can expect in our chapter course:

1. Introduction

The introduction of the probability is provided with the help of suitable examples. This way, you attain the foundation of the topic, which helps you in the further studies of the chapter.

2. Probability — A Theoretical Approach

There are many events that don’t have certainty. The study of those events comes under probability. The idea of probability completely depends on the likeliness of something happening. The cases such as the toss of a coin, throwing a dice, and others come under the theoretical study. The understanding of the problem depends widely on the care you take while reading the words.

If you desire to practice the chapter with ease and become confident about the topic, get the course now. Our course has it all the make your studies effective and efficient.

1. Q.No 1 - 1, 2, 3, 5, 8, ?

11

13

15

9

None of the above

1/10
2. Q.No 2 - A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

12 days

15 days

16 days

18 days

None of the above

2/10
3. Q.No 3 - The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero?

0

1

10

19

None of the above

3/10
4. Q.No 4 - Find the wrong number in the following series. 1250, 1322 , 1452, 1674, 2024 , 2544

1250

1674

2544

2024

None of the above

4/10
5. Q.No 5 - Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next?

7

10

12

13

None of the above

5/10
6. Q.No 6 - Find the wrong number in the following series. 3252 , 3080 , 2958 , 2876 , 2826

3080

2876

2826

3252

None

6/10
7. Q.No 7 - During World War I Germany was defeated in the Battle of Verdun on the western front and Romania declared war on the eastern front in the year

None

7/10
8. Q.No 8 - Look carefully for the pattern, and then choose which pair of numbers comes next 42, 40, 38, 35, 33, 31, 28

25, 22

26,23

26, 24

26,22

None

8/10
9. Q.No 9 - 22, 42, 64, 88, ?

114

112

116

110

None

9/10
10. Q.No 10 - 5, 50, 45, 450, 445, ?, 4445

4450

4600

4550

4500

None of the above

10/10