An urn contains 10 black and 5 white balls. Two balls are drawn from the nm one after the other

An urn contains 10 black and 5 white balls. Two balls are drawn from the run one after the other without replacement. What is the probability that first ball is black and second ball is black and second ball is white ?

An urn contains 10 black and 5 white balls. Two balls are drawn from the urn one after the other without replacement. What is the probability that both drawn balls are black ?

An urn contains 10 white and 5 black balls. Two balls are drawn from the urn one after the other without replacement. What is the probability that both drawn balls are white?

An urn contains 8 white and 4 red balls. Two balls are drawn from the urn one after the other without replacement. What is the probability that both drawn balls are white ?

A bag contins 5 black and 3 white balls. Two balls are drawn at random one after the other without replacement. What is the probability that both are white?

An urn contains 10 black and 5 white balls. Two balls are drawn one by one without replacement.If eventto drawn the ball is equally likely.Find the probability that both balls drawn are black.

A bag contains 8 black and 5 white balls.Two balls are drawn from the bag.What is the probabilityboth the balls are white?

* A bag contains 5 white,7 red and 8 black balls.4 balls are drawn from the bag one after the other withoutreplacement.Find the probability that all four balls are white.

An urn contains 4 black and 6 red balls. If two balls are drawn at random from the urn without replacement ,then the probability that both are black is