There are 5 green, 6 black and 7 white balls in abag. A ball is drawn at random from the bag. The probability that it may be either green or black is

A bag contains 4 red, 6 black and 5 white balls, A ball is drawn at random from the bag. Find the probability that the ball drawn is: red or black

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

A bag contains 4 green , 6 black, and 7 white balls. A ball is drawn at random. The probability that it is either a black ball or a white ball is

A bag contains 7 white balls ,9 green balls and 10 yellow balls . A ball is drawn at random from the bag . What is the probability that it will be green or white

A bag contains 4 red, 6 black and 5 white balls, A ball is drawn at random from the bag. Find the probability that the ball drawn is: white

There are 5 black and 6 red balls in a bag. If 3 balls are drawn at random, find the probability that these balls are black.

There are 5 black and 6 red balls in a bag. If 3 balls are drawn at random, find the probability that these balls are black.

A bag contains 7 white balls ,9 green balls and 10 yellow balls . A ball is drawn at random from the bag . What is the probability that it will be green

A bag contains 5 red, 8 white and 7 black balls. A ball is drawn at random from the bag. Find the probability that the drawn ball is neither white nor black.

A bag contains 5 red, 8 green, and 7 white balls. One ball is drawn at random from the bag, find the probability of getting: (a) not a white ball, (b) neither a green nor a red ball.