A box contains 4 red and 8 white balls. If 4 balls are drawn one by one with replacement then the probability of getting 3 white balls is

An urn contains 4 white 6 black and 8 red balls. If 3 balls are drawn one by one without replacement, find the probability of getting all white balls.

A bag contains 5 white; 7 red and 8 black balls.If four balls are drawn one by one without replacement; find the probability of getting all white balls.

A bag contains 5 white,7 red and 8 black balls.If four balls are drawn one by one without replacement,find the probability of getting all white balls.

If a bag contains 4 white, 8 red and 8 black balls. Five balls are drawn one by one with replacement. Then the probability of at most four are white is

An urn contains 7 red and 4 blue balls.Two balls are drawn at random with replacement. Find the probability of getting (a) 2 red balls (b) 2 blue balls (c) one red and one blue ball.

A bag contains 5 white; 7red and 4 black balls. If four balls are drawn one by one with replacement; what is the probability that none is white?

A bag contains 4 green and 6 white balls. Two balls are drawn one by one without replacement. If the second ball drawn is white, what is the probability that the first ball drawn is also white ?

A bag contains 5 white 7 red and 8 black balls. If four balls are drawn one by one with replacement what is the probability that (i) none is the white (ii) all are white (ii) at least one is white ?

A bag contains 5 white,7 red and 8 black balls.Four balls are drawn one by one with replacement,what is the probability that at least one is white?