Q24. 100 cards are numbered from 1 to 100. Find the probability of getting a prime number.
Question
(A) 3/4
(B) 27/50
(C) 1/4
(D) 29/100
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Class 10 Maths
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2021-12-28T13:35:33+00:00
2021-12-28T13:35:33+00:00 1 Answer
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Answer ( 1 )
Answer: (C)
Explanation: Total prime
numbers from 1 to 100 are:
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31,
37, 41, 43, 47, 53, 59, 61, 67, 71, 73,
79, 83, 89, 97
That means 25 out of 100
So probability is:
P (prime) = 25/100
⇒ P (prime) = 1⁄4