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9th Class - Math | Chapter: Probability MCQs

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Q1) The probability of each event, when a coin is tossed for 1000 times with frequencies: Head:455 & Tail: 545 is

(A) 0.455 & 0.545

(B) 0.5 & 0.5

(D) 455 & 545

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Q2) The sum of all probabilities equal to

(A) 1

(B) 2

(D) 4

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Q3) The probability of each event lies between

(A) 1 & 2

(B) 1 & 10

(D) 0 & 5

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Q4) If P(E) = 0.44, then P(not E) will be

(A) 0.44

(B) 0.55

(D) 0.56

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Q5) If P(E) = 0.38, then probability of event E, not occurring is

(A) 0.62

(B) 0.38

(D) 1

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Q6) The probability of drawing an ace card from a deck of cards is

(A) 1/52

(B) 1/26

(D) 1/13

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Q7) If probability of an event to happen is 0.3 and the probability of event not happening is

(A) 0.7

(B) 0.6

(D) None of the above

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Q8) A dice is thrown. The probability of getting 1 and 5 is

(A) 1/6

(B) 2/3

(D) 1/2

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Q9) 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

(D) 4/5

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Q10) 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

(D) 9/25

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Q11) Which of the following cannot be the empirical probability of an event?

(A) 2/3

(B) 3/2

(D) 1

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Q12) 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

(D) 0.80

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Q13) 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

(D) 0.8

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Q14) 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

(D) 1/3

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Q15) When a die is thrown, the probability of getting an odd number less than 4 is

(A) 1/6

(B) 1/3

(D) 0

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Q16) A bag contains 16 cards bearing number 1, 2, 3 …., 16 respectively. One card is drawn at random. What is the probability that a number is divisible by 3?

(A) 3/16

(B) 5/16

(D) 13/16

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Q17) 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

(D) 6/7

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Q18) The sum of the probabilities of all events of a trial is

(A) 1

(B) greater than 1

(D) between 0 and 1

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Q19) A die is thrown 300 times and odd numbers are obtained 153 times. Then the probability of getting an even number is

(A) 153/300

(B) 147/300

(D) 147/153

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Q20) Two coins are tossed 1000 times and the outcomes are recorded as below:
The probability of getting at the most one head is

(A) 1/5

(B) 1/4

(D) 3/4

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9th Class - Math | Chapter: Probability MCQs

Q1) The probability of each event, when a coin is tossed for 1000 times with frequencies: Head:455 & Tail: 545 is

Q2) The sum of all probabilities equal to

Q3) The probability of each event lies between

Q4) If P(E) = 0.44, then P(not E) will be

Q5) If P(E) = 0.38, then probability of event E, not occurring is

Q6) The probability of drawing an ace card from a deck of cards is

Q7) If probability of an event to happen is 0.3 and the probability of event not happening is

Q8) A dice is thrown. The probability of getting 1 and 5 is

Q9) A batsman hits boundaries for 6 times out of 30 balls. Find the probability that he did not hit the boundaries.

Q10) 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

Q11) Which of the following cannot be the empirical probability of an event?

Q12) 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

Q13) 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

Q14) The probability that a number selected at random from the numbers 1, 2, 3, …, 15 is a multiple of 4 is

Q15) When a die is thrown, the probability of getting an odd number less than 4 is

Q16) A bag contains 16 cards bearing number 1, 2, 3 …., 16 respectively. One card is drawn at random. What is the probability that a number is divisible by 3?

Q17) 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?

Q18) The sum of the probabilities of all events of a trial is

Q19) A die is thrown 300 times and odd numbers are obtained 153 times. Then the probability of getting an even number is

Q20) Two coins are tossed 1000 times and the outcomes are recorded as below: The probability of getting at the most one head is

Subjects (9th Class)

Chapters (Math)