Question

Cards marked with numbers 5 to 50 are placed in a box and mixed thoroughly. A card is drawn from the box at random. The probability that the number on the taken card is a prime number less than 20 is *


7/46
3/23
7/45
2/15

Answer 1

total no.of probability of card= 46

prime no less than 20 from 5=5,7,11,13,17,19

P(e)=6/46

=3/23

Answer 2

Cards marked with numbers 5-50.

The sample size is 46.

a) A prime number less than 20

Favorable outcome ( a prime number less than 20) =6

P(A)=6/46=3/23

Hope this helps

Step-by-step explanation: