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A bag contains 4 balls. Two balls are drawn at random, and are found to be white. What is the probability that all balls are white?

A bag contains 4 balls. Two balls are drawn at random, and are found to be white. What is the probability that all balls are white?

A bag contains 4 balls. Two balls are drawn at random and are found to be white. What is the probability that all balls are white?

A bag contains 4 balls.Two balls are drawn at random,and are found to be white.What is the probability that all balls are white?

A bag contains 5 balls. Two balls are drawn and are found to be white. What is the probability that all the balls are white?

A bag contains 5 balls. Two balls are drawn and are found to be white. What is the probability that all the balls are white?

A bag contains 5 balls.Two balls are drawn and are found to be white.What is the probability that all the balls are white?

A bag contains 5 red and 8 white balls . If a ball is drawn a random from the bag. What is the probability that it will be (i) white ball (ii) not to be white ball.

A bag contains 3 red balls,5 black balls and 4 white balls.A ball is drawn at random from the bag.What is the probability that the ball drawn is: (i) white? (ii) red? (iii) black? (iv) not red?

A bag contains 3 red balls, 5 black balls and 4 white balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is: (i) white? (ii) red? (iii) black? (iv) not red?