Find the probability that a number selected from the number 1 to 25 is not a prime number when each of the given numbers is equally likely to be selected.

What is the probability that a number selected from the number 1,2,3.25, is prime number, when each of the given numbers is equally likely to be selected?

What is the probability that a number selected from the number 1,2,3....,25 is a prime number,when each of the given numbers is equally likely to be selected?

what is the probability that a number selected from the numbers 1,2,3,….,20 , is a prime number when each of the given numbers is equally likely to be selected ?

(i) What is the probability that the numbers selected from the numbers 1,2,3,…….,30 is a prime number? You may assume that each of the 30 numbers is equally likely to be selected. (ii) What is the probability that a number selected from 1,2,3,...........,25 is a prime number if each of the 25 numbers is equally likely to be selected?

Find the probability that a number selected at random from the numbers 1,2,3,...35 is a prime number (ii) multiple of 7 (iii) a multiple of 3 or 5

Find the probability that number selected from 1 to 50 such that number is divisible by at least by 4, 6 or 7

What is the probability of the event that a number chosen from 1 to 100 is a prime number?