Given that the two numbers appearing on throwing two dice are different . Find the probability of the events 'the sum of numbers on the dice is 4' .

Given that the two numbers appearing on throwing two dice are different. Find the probabitlity of the event the sum of numbers on the dice is 4.

Two dice are rolled. Find the probability that their sum is equal to one.

Two dice are rolled. Find the probability that the sum is equal to 5.

Two dice are rolled together. Find the probability of getting such numbers on the two dice whose products are perefct squares.

A person throws two dice, one the common cube and the other a regular tetrahedron, the number on the lowest face being taken in the case of the tetrahedron, then find the probability that the sum of the numberd appearing on the dice is 6.

Two dice are thrown , the probability that the sum of the points on two dice will be 7 is :

Three identical dice are rolled . Find the probability that the same number will appear on each of them .