Question

Someone is asked to choose a number one to hundred what is the probability of its having a prime number

Answer 1

Answer:

1/25 is the answer to the question

Answer 2

Step-by-step explanation:

S = { 1 , 2 , 3 , 4 , 5 , ...... , 95 , 96 , 97 , 98 , 99 ,100 }

n(S) = 100

• Event :- a prime number

A = { 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 }

n(A) = 25

P(A) = n(A)/n(S)

       = 25/100

       = 1/4

hope it helps you

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