A box contains 15 cards numbered 1
drawn from the box at random. Find the
3, ..., 15 which are mixed thoroughly. A card
obability that the number on the card is :
(ii) prime
(iv) divisible by 3 and 2 both
(vi) a perfect square number.
( ) odd
(ID) divisible by 3
(o) divisible by 3 or 2
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the probability of card being prime is 3/5 ,it being divisible by both 2 and 3 is 2/15 ,it being a perfect square is 1/5 ,it being a odd number is 8/15, it being divisible by 3 is 1/3 and being divisible by 3 or 2 is 2/3
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