Question

Cards bearing number 2,4,6,8,10,12,14,16,18,20 are kept in a bag. A Card is drawn at random from the bag. Find the Probability of getting a card with a prime number​

Answer 1

Answer:

The Probability of getting a card with a prime no. is 1/10

Answer 2

Answer:

S ={ 2 ,4 ,6 ,8 ,10 ,12 ,14 ,16 ,18 ,20 }, n( s ) = 10

Event A ={ 2 }

n(a) = 1

p(a) = n(a) / n ( s )

= 1 / 10

therefore probability of event is 1 / 10