MCQs Questions for Class 9 Maths Chapter 15 Probability
In this 21st century, Multiple Choice Questions (MCQs) play an important role to prepare for a competitive examination. Now-a-days, MCQs questions are asked in CBSE board examinations as well. In most of the competitive examinations, only MCQ Questions are asked.
In future, if you want to prepare for competitive examination, then you should focus on the MCQs questions. Thus, let’s solve these MCQs questions to make our foundation strong.
In this post, you will find 15 MCQs questions for class 9 maths chapter 15 probability.
MCQs Questions for Class 9
Maths Chapter 15 Probability
1. The sum of all probabilities is equal to:
(a) 4
(b) 1
(c) 3
(d) 2
Answer: b
2. The
probability of each event, when a coin is tossed for 1000 times with
frequencies: Head: 455 and Tail: 545 is:
(a) 0.455 & 0.545
(b) 0.5 & 0.5
(c) 0.45 & 0.55
(d) 455 & 545
Answer: a
3. Three coins were tossed 200 times. The
number of times 2 heads came up is 72. Then the probability of 2 heads coming
up is:
(a)
1/25
(b) 2/25
(c) 7/25
(d) 9/25
Answer: d
4. In a survey of 364 children aged 19-36 months,
it was found that 91 liked to eat potato chips. If a child is selected at
random, the probability that he/she does not like to eat potato chips is:
(a) 0.25
(b) 0.50
(c) 0.75
(d) 0.80
Answer: c
5. If
P(E) = 0.44, then P(not E) will be:
(a)
0.44
(b) 0.55
(c) 0.50
(d) 0.56
Answer: d
6. The probability of drawing an ace card from a
deck of cards is:
(a) 1/52
(b) 1/26
(c) 4/13
(d) 1/13
Answer: d
7. In a sample study of 640 people, it was found
that 512 people have a high school certificate. If a person is selected at
random, the probability that the person has a high school certificate is:
(a) 0.5
(b) 0.6
(c) 0.7
(d) 0.8
Answer: d
8. If
probability of an event to happen is 0.3, then the probability of event not
happening is:
(a) 0.7
(b) 0.6
(c) 0.5
(d) None of the above
Answer: a
9. When a die is thrown, the probability of
getting an odd number less than 4 is
(a) 1/6
(b) 1/3
(c) 1/2
(d) 0
Answer: b
10. A
dice is thrown. The probability of getting 1 and 5 is:
(a) 1/6
(b) 2/3
(c) 1/3
(d) 1/2
Answer: c
11. In a cricket match, a batsman hits a boundary 4
times out of the 32 balls he plays. In a given ball, what is the probability
that he does not hit the ball to the boundary?
(a) 7/8
(b) 1/8
(c) 1/7
(d) 6/7
Answer: a
12. A
batsman hits boundaries for 6 times out of 30 balls. Find the probability that
he did not hit the boundaries.
(a) 1/5
(b) 2/5
(c) 3/5
(d) 4/5
Answer: d
13. Which of the following cannot be the empirical probability
of an event?
(a) 2/3
(b) 3/2
(c) 0
(d) 1
Answer: b
14. If
P(E) = 0.38, then probability of event E, not occurring is:
(a)
0.62
(b) 0.38
(c) 0.48
(d) 1
Answer: a
15. The probability that a number selected at
random from the numbers 1, 2, 3, …, 15 is a multiple of 4 is
(a) 4/15
(b) 2/15
(c) 1/5
(d) 1/3
Answer: c