From a bag containing 4 white and 5 black balls a man draws 3 at random, what are the odds against these being all black?
From a bag containing 5 white, 3 black and 2 red balls, two balls are drawn at random. Find the probability that both are white.
An urn contains 9 red, 7 white and 4 black balls. A ball is drawn at random. Find the probability that the ball drawn is (i) red (ii) white (iii) red or white (iv) white or black (v) not white
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 box contains 6 red 7 white and 5 black balls . A ball is drawn at random. Find the probability that the ball is white . Also find the probability that the ball is not red .
A bag contains 4 white and 5 black balls. A ball is drawn at random from the bag. Find the probability that the ball drawn is white.
A bag contains 4 white,3 red and 5 black balls.One ball is drawn from the bag.What is the probability that it is white?
