A basket contains 4 red , 5 blue and 3 green marbles .
If two marbles are picked at random , what is the probability that both are red ?

A basket contains 4 red , 5 blue and 3 green marbles . If three marbles are picked at random, what is the probability that either all are green or all red ?

A basket contains 4 red , 5 blue and 3 green marbles . If three marbles are picked at random , what is the probability that at least one is blue ?

A basket contains 4 red,5 blue and 3 green marbles.If 2 marbles are drawn at random from the basket,what is the probability that both are red? (3)/(7) (b) (1)/(2) (c) (1)/(11) (d) (1)/(6) (e) None of these

A basket contains 4 red,5 blue and 3 green marbles.If three marbles are picked up at random,what is the probability that at least one is blue? (7)/(12) (b) (37)/(44) (c) (5)/(12) (d) (7)/(44) (e) None of these

Anurn contains 6 red,4 blue ,2 green and 3yellow marbles If two marbles are picked at random , what is the probability that both are red ?

A bucket contains 8red,3 blue and 5 green marbles . If 2 marbles are drawn at random, what is the proabability that both are green ?

An urn contains 5 red, 3 green , 2 blue and 4 yellow marbles. If two marbles are picked at random , what is the probability that either both are red or both are green ?

A bucket contains 8red,3 blue and 5 green marbles . If 3 marbles are drawn at random , what is the probability that none is red ?

An urn contains 4 green , 5 blue ,2 red and 3yellow marbles . If two marbles are drawn at random , what is the proabability that both are red or least one is red ?