There are 4 white and 3 black balls in a bag. Find the probability of drawing 2 white ball one by one without replacement.

A bag contains 4 white and 2 black balls.Another bag contains 3 white and 5 black balls.If one ball is drawn from each bag.Find the probability that One is white and one is black.

A bag contains 4 white and 2 black balls .Another contains 3 white and 5 black balls .One ball is drawn from each bag . Find the probability that one is white and one is black .

There are 5 red and 7 white balls in a bag. Two balls are drawn one by one without replacement. Find the probability that first ball is red and second is white.

There are 5 red and 7 white balls in a bag. Two balls are drawn one by one without replacement. Find the probability that first ball is red and second is white.

There are 5 red, 4 black and 3 white in a bag. Three balls are drawn one by one without replacement find the probability that all three balls are red.

Find bag contains 4 white and 2 black balls .Another contains 3 white and 5 black balls .One ball is drawn from each bag . Find the probability that both are black .

A bag contains 5 white, 7 red and 3 black balls. If three balls are drawn one by one without replacement, find the probability that none is red.

A bag contains 5 white, 7 red and 3 black balls. If three balls are drawn one by one without replacement, find the probability that none is red.