2 balls are drawn from an urn containing 2 white , 3 red and 4 black balls one by one without replacement. What is the probability that atleast one ball is red.

Two balls are drawn from an urn containing 2 white, 3 red and 4 black balls one by one without replacement. What is the probability that atleast one ball is red?

Two balls are drawn from an urn containing 2 white , 3 red and 4 black balls , one by one without replacement . What is the probability that at least one ball is red ?

Two balls are drawn from an urn containing 2 white, 3 red and 4 black balls one by one without replacement. What is the probability that at least one ball is red?

Two balls are drawn from an urn containing 2 white; 3 red and 4 black balls one by one without replacement.What is the probability that at least one ball is red?

Two balls drawn from an urn containing 2 white,3 red and 4 black balls one by one without replacement.What is the probability that at least one ball is red?

Two balls are drawn from an urn containing 3 white, 5 red and 2 black balls, one by one without replacement. What is the probability that at least one ball is red ?

Two balls are drawn from an urn containing 2 white, 3 red and 4 black balls one by one without replacement. What is the probability that both the balls are of same colour?

Two balls are drawn from an urn containing 2 white , 3 red and 4 black balls , one by one without replacement . What is the probability that both balls are of the same colour ,

An urn contains 3 white, 4 red and 5 black balls. Two balls re drawn one by one without replacement. What is the probability that at least one ball is black?