NCERT Solutions for Class 9 Maths Chapter 15: In this article, we will provide you with NCERT Solutions for Class 9 Maths Chapter 15 – Probability. Top teachers and experts at Embibe have solved all the exercise questions of CBSE Class 9 Maths Chapter 15 and have provided detailed step-by-step solutions. These solutions will help students understand the concepts easily. The NCERT Class 9 Chapter 15 involves only 1 exercise namely exercise 15.1.
Students can download these CBSE NCERT Solutions For Class 9 Maths Chapter 15 – Probability PDF to study in the offline mode. These CBSE NCERT Solutions for Class 9 Maths Chapter 15 will help students in their class activities, assignments, homework on Probability easily without any confusion. Read on to find out more about CBSE NCERT Solutions For Class 9 Maths Chapter 15 (Probability).
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Table of Contents
NCERT Solutions for Class 9 Maths Chapter 15
Probability is a branch of mathematics that deals with calculating the likelihood of a given event’s occurrence, which is expressed as a number between 1 and 0. An event with a probability of 1 can be considered as a certainty. The NCERT Class 9 chapter 15 has only 1 i.e., exercise 15.1.
In this chapter, you will learn about events and probability. An event for an experiment is the collection of some outcomes of the experiment. In this chapter, you will get various scenarios where you will have to calculate the probability of the occurrence. Many interesting activities are given in this chapter to make the process of learning more exciting. These activities can be performed with the help of coins. You will also learn how and when to use the empirical formula. This chapter is very much important as it will help you in your higher studies.
Download CBSE Solutions For Class 9 Maths Chapter 15
How to Prepare for CBSE Class 9 Maths – Probability
The NCERT Solutions for Class 9 Maths Chapter 15 is provided to you. Make sure you finish the NCERT solutions thoroughly. Understand the concepts (do not rote learn them) and practice the example problems as well as the problems at the end of the chapters thoroughly. If you face any difficulty, refer to the solutions provided here.
Also, once you feel confident, attempt the Class 9 Maths Probability chapter-wise mock test on Embibe for free. This will be of great help in your exam preparation as you will get to know how well you have understood the chapter.
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CBSE Class 9 Maths Chapter 15 Important Questions
Some of the important questions from this chapter are as under:
| 1 Mark Important Questions From Probability |
- Sum of the probabilities of all events of a trial is?
- A die is thrown once, the probability of getting a prime number on the die is?
- If two coins are tossed, then the probability of getting no tail is?
- The minimum value of probability is?
- Performing an experiment once is called?
| 2 Mark Important Questions From Probability |
- Eleven bags of wheat flour, each marked 5 kg, actually contained the following weights of four (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.
- Two coins are tossed 729 times and the outcomes are:
No tail: 189, One tail: 297, Two tails: 243
Find the probability of the occurrence of each of these events. - Out of 17 boys and 13 girls of a class, 1 student is to be selected. Find the probability of selecting a girl.
- A card is drawn from a 52 pack of cards. Find the probability that it is a queen?
| 3 Mark Important Questions From Probability |
- A die is thrown once. Find the probability of getting
(i) a prime number
(ii) a number less than 5 - From a well-shuffled pack of 52 cards, a card is drawn at random, find the probability that is:
(i) A spade
(ii) Black
(iii) Ace of diamond - Out of 100 balls in a bag, 25 are green, 30 are yellow and 45 are white. Find the probability that a ball drawn from the bag is:
(i) Green
(ii) Yellow
(iii) White
| 4 Mark Important Questions From Probability |
- Cards marked 2 to 101 are placed in a box and mixed thoroughly. One card is drawn from the box. Find the probability that the number on the card is:
(i) An even number
(ii) A number less than 14
(iii) A number which is a perfect square
(iv) A prime number less than 20
(v) An odd number
Check Class 9 Maths Important Formulas Here
FAQs on NCERT Solutions for Class 9 Maths Chapter 15
Let’s have a look at some of the frequently asked questions (FAQs) on the NCERT Solutions for Class 9 Maths Chapter 15:
Q1. What will I learn in the NCERT Class 9 Maths Chapter 15?
A. In the Probability chapter, you will learn about events and probability. An event for an experiment is the collection of some outcomes of the experiment. In this chapter, you will get various scenarios where you will have to calculate the probability of the occurrence. Many interesting activities are given in this chapter to make the process of learning more exciting. These activities can be performed with the help of coins. You will also learn how and when to use the empirical formula.
Q2. Are the NCERT Solutions for Class 9 Maths Chapter 15 easy to understand?
A. The NCERT Solutions by Embibe will help you in understanding the chapter Probability better. The NCERT Solutions for Class 9 Maths Chapter 15 have been explained in a step by step manner and detailed manner. So that any class 9 student can understand NCERT Solutions for Class 9 Chapter 15.
Q3. What are some of the important one mark questions for NCERT Class 9 Maths Chapter 15?
A. Some of the important one mark questions for Probability chapter as listed below:
- Sum of the probabilities of all events of a trial is?
- A die is thrown once, the probability of getting a prime number on the die is?
- If two coins are tossed, then the probability of getting no tail is?
- The minimum value of probability is?
- Performing an experiment once is called?
Q4. What is Probability?
A. Probability is a branch of mathematics that deals with calculating the likelihood of a given event’s occurrence, which is expressed as a number between 1 and 0. An event with a probability of 1 can be considered as a certainty.
Q5. How can I clear doubts about NCERT Class 9 Maths Chapter 15?
A. You can clear doubts by referring to the NCERT Solutions for Class 9 Maths Chapter 15 by Embibe. These CBSE NCERT Solutions for Class 9 Maths Chapter 15 will help students in their class activities, assignments, homework on Probability easily without any confusion. These solutions will help students understand the concepts easily.
Q6. Which are some of the important problems for two-mark questions for NCERT Class 9 Maths Chapter 15?
A. Some of the important problems for two-mark questions are as follows:
- Eleven bags of wheat flour, each marked 5 kg, actually contained the following weights of four (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.
- Two coins are tossed 729 times and the outcomes are:
No tail: 189, One tail: 297, Two tails: 243
Find the probability of the occurrence of each of these events. - Out of 17 boys and 13 girls of a class, 1 student is to be selected. Find the probability of selecting a girl.
- A card is drawn from a 52 pack of cards. Find the probability that it is a queen?
We hope this detailed article on NCERT Solutions For Class 9 Maths Chapter 15 helps you. If you have any doubts regarding this article, you can drop your comments below. We will get back to you at the earliest.