A box contains 2 blue caps, 4 red caps, 5 green caps and1 yellow cap. If four caps are picked at random, then the probability that none of them is green, is

A box contains 2 blue caps,4 red caps,5 green caps and1yellow cap.If four caps are picked at random,then the probability that none of them is green,is

A box contains 2 blue caps, 4 red caps, 5 green caps and 1 yellow cap. If four caps are picked at random, what is the probability that none is green?

A box contains 2 blue caps, 4 red caps, 5 green caps and 1 yellow cap. if two caps are picked at random, what is the probability that both are blue?

A box contains 2 blue caps, 4 red caps, 5 green caps and 1 yellow cap. If three caps are picked at random, what is the probability that two are red and one is green?

A box contains 2 blue caps, 4 red caps, 5 green caps and 1 yellow cap. If one cap is picked at random, what is the probability that it is either blue or yellow ?

If three caps are picked at random , what is the proabability that two are red and one is green?

Anurn contains 6 red,4 blue ,2 green and 3yellow marbles If four marbles are picked at random , what is the probability that at least one is blue ?