A box contains 3 blue,2 white and 4 red marbles. IF a marble is drawn at random from the box, what is the probability that it will be blue?

A box contains 3 blue,2 white and 4 red marbles. IF a marble is drawn at random from the box, what is the probability that it will be red?

A box contains 3 blue,2 white and 4 red marbles. IF a marble is drawn at random from the box, what is the probability that it will be white?

A box contains 12 balls out of which x are black, IF one ball is drawn at random from the box, what is the probability that it will be a black ball? If 6 more black balls are put in the box, the probability of drawing a black ball is now double of what it was before Find x.

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 box contains 10 red marbles, 20 blue marbles and 30 green marbles. 5 marbles are drawn from the box, what is the probability that (i) all will be blue? (ii) atleast one will be green?

A jar contains 24 marbles, some are green and others are blue. IF a marble is drawn at random from the jar, the probability that it is green is 2//3 . Find the number of blue marbles in the jar.

A bag contains 8 red, 6 white and 4 black balls. A ball is drawn at random from the bag. Find the probability that the drawn ball is red or white.

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

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 not black

A bag contains 8 red, 6 white and 4 black balls. A ball is drawn at random from the bag. Find the probability that the drawn ball is neither white nor black.