A die is thrown three times, if the first throw is a four, find the chance of getting 15 as the sum.

A die is thrown three times. Let X be the number of twos seen. Find the expectation of X .

A die is thrown three times. Let X be the number of twos seen. Find the expectation of X .

Three dice are thrown simultaneously. What is the probability of getting 15 as the sum?

A die is thrown three times, find the probability that 4 appears on the third toss if it is given that 6 and 5 appear respectively on first two tosses.

A die is thrown three times, find the probability that 4 appears on the third toss if it is given that 6 and 5 appear respectively on first two tosses.

In a single throw of a die, find the probability of getting: 8

A die is thrown 4 times. Find the probability of getting at most two 6.

A die is thrown 4 times. Find the probability of getting at most two 6.

A dice is thrown. The probability that the first time 1 occurs at the even throw is

In two throw of a dice find the probability of getting: a sum of 9