Question

Someone is asked to take a number from 1 to 100. Find the probability that it is a
prime.

Answer 1

avourable out comes =2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,83,89,97

Total No. of favourable cases = 25

Total no. of possible Cases = 100

∴ P (Prime no.) =  

100/25

​  = 1/4

Answer 2

Answer:

The number count is 100.

There are 25 prime numbers between 1 to 100.

∴P(getting a prime number) = $\frac{25}{100} =\frac{1}{4}$

Ans:- The probability of getting a prime number between 1 to 100 is 1/4.

Step-by-step explanation:

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