A bag contains five balls. Three white balls and 2 black balls,2 balls are drawn at random . The probability that all 2 balls are white is

A bag contains four balls. 3 white balls and 1 black ball.2 balls are drawn random. The probability that 2 balls are white is

A bag contains 3 white , 4 black , 2 red balls . If 2 balls are drawn at random , then the probability that both the balls are white is :

A bag contains 6 white ., 7 red and 5 black balls . Three balls are drawn at random . Find the probability that they will be white .

A bag contains 4 red, 6 white and 5 black balls. 2 balls are drawn at random. The probability of getting one red and one white ball is

A bag contains 6 white,4 red and 9 black balls.If three balls are drawn at random,find probability that(i) two of the balls drawn are white (ii) at least one ball drawn is white.

A bag contains 5 white, 4 black and 6 red balls. A ball is drawn at random. The probability that the balls drawn is not white is:

A bag contain 4 red balls 5 black balls and 6 white balls. if one ball is drawn at random find the probability that the ball drawn is white

A bag contain 8 red and 5 white balls. Three balls are drawn at random. Find the probability that: All the three balls are white. All the three balls are red. One ball is red and two balls are white.

A bag contains 4 white balls and 3 black balls. If two balls are drawn at random, then mean of number of white balls is