Question

A box contains 10 cards numbered 5,10, 15, .........., 50. A card is chosen at random from the box. Find the probability of getting(a) a multiple of 3(b) a 2-digit numberwhose sum of digits is a prime number.

Answer 1

Answer:

a) 3/10

b) 1/10

Step-by-step explanation:

Hope it will help you ! Have a great day !

Answer 2

Answer:

a) 3 by 10

b) 1 by 10

Step-by-step explanation: