what is the probability of the event that a no. chosen from 1 to 100 is a prime no. a) 1/5 b) 6/25 c)1/4 d) 13/50
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The prime numbers 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.
Probability= 25/100= 1/4.(c)
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