A bag contains 5 red , 8 black and 7 white balls . One ball is chosen at random . What is the probability that the chosen ball is black ?

A bag contains 5 red, 8 black and 7 white balls. One ball is chosen at random. What is the probability that the chosen ball is back?

A bag contains 8 red, 2 black and 5 white balls. One ball is drawn at random. What is the probability that the ball drawn is not black?

A bag contains 6 black and 8 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?

A bag contains 6 red, 8 black and 4 white balls. A ball is drawn at random. What is the probability that ball drawn is not black?

A bag contains 6 red, 8 black and 4 white balls. A ball is drawn at random. What is the probability that ball drawn is not black?

A bag contains 6 red 8 black and 4 white balls. A ball is drawn at random. What is the probability that ball drawn is not black?

A bag contains 6 red 8 black and 4 white balls. A ball is drawn at random. What is the probability that ball drawn is not black?

A bag contains 6 red 8 black and 4 white balls. A ball is drawn at random. What is the probability that ball drawn is not black?

A bag contains 6 red,8 black and 4 white balls.A ball is drawn at random.What is the probability that ball drawn is not black?

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?