Question

From a set of 20 cards marked 1,2,3.... 19,20 one card is drawn at random. A is the event of getting a number multiples of 3. B is an event of getting prime number. C is the event of getting even number divisible by 3.

Answer 1

Answer:

a) P(getting a multiple of 3)= 6/20= 3/10

b) P(getting a prime)= 8/20= 4/10

c) P(getting a even multiple of 3)= 3/20