Question

find the probability that a number 1 to 25 is not a prime number when each of given number is equally likely to be selected​

Answer 1

favourable out comes ={1,4,6,8,9,10,12,14,15,16,18,20,21,22,24,25}

Number of favourable outcomes=16

number of total possible outcomes=25

p(not a prime)=(number of favourable outcomes)/number of total possible outcomes

=16/25

Answer 2

the answer is 16/25

hope it was helpful