A bag contains `4` red and `3` black balls. If one ball is drawn at random, then what is the probability of drawing a black ball ?

A bag contains 3 red,4 black and 2 green balls.One ball is drawn at random from the bag,find the probability drawn is black ball?

A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that is the ball drawn is : not red?

A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that is the ball drawn is : red?

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 3 red, 4 white, and 5 black balls. One ball is drawn at random . If a,b,c are the probabilities of drawing a red, a black ball from the bag then the ascending order of a,b,c is

Bag A contains 6 red and 4 black balls . One ball is drawn at random from the bag. Find the probability that it was a red ball.

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 red or white.