A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If four marbles are picked at random, what i…

The probability that a card drawn from a pack of 52 cards will be a diamond or a king is -

A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If three marbles are drawn what is the proba…

A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the …

An urn contains 6 red, 4 blue, 2 green and 3 yellow marbles. If 4 marbles are picked up at random, what is the probabili…

In a school, 45% of the students play football, 30% play volleyball and 15% both. If a student is selected at random, th…

A basket contains 4 red, 5 blue and 3 green marbles. If 2 marbles are drawn at random from the basket, What is the proba…

A number X is chosen at random from the numbers -3, -2, -1, 0, 1, 2, 3. What is the probability that $$|X| < 2$$