Question

Find the probability that the number selected at random from the numbers 2,3,4,5,6,........25 is prime.​

Answer 1

TOTAL NUMBER OF PRIME NUMBERS TILL 25= 9

2,3,5,7,11,13,17,19,23

TOTAL NUMBERS 2-25=24

PROBABILITY = NO. OF DESIRABLE EVENTS

                          ----------------------------------------------

                              TOTAL NO. OF EVENTS

= 9/24=3/8

HOPE IT HELPS:-)

Answer 2

Answer:

From 2 to 25 no. of prime no.s are:

2,3,5,7,11,13,17,19,23 - 9 prime no.s

Probability of selecting a prime no.

= Fav. outcomes/Total outcomes

= 9/24

= 3/8