There are four hotels in a town. If 3 men check into the hotels in a day then what is the probability that each checks i…

In a class, there are 12 boys and 16 girls. One of them is called out by an enroll number, what is the probability that …

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

The the special rule of multiplication of probability, the events must be

A box has 6 black, 4 red, 2 white and 3 blue shirts. What is the probability that 2 red shirts and 1 blue shirt get chos…

A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is:

An urn contains 6 red, 4 blue, 2 green 3 yellow marbles. If two marbles are drawn at random from the run, what is the pr…

The mean, median and mode for binomial distribution will be equal when