Question

What is the probability of a number selected from the numbers 1, 2, 3,.........20

such that it is a prime number, give detailed answer ​

Answer 1

Answer:

2/5

Step-by-step explanation:

nS = 20

Event A =(2,3,5,7,11,13,17,19)

nA = 8

P(A) = n(a) / n(s)

= 8/20 = 4/10 = 2/5

HOPE IT HELPS YOU