A pair of unbiased dice are rolled together till a sum of “either 5 or 7” is obtained. Then find the probability that 5 comes before 7.

A pair of unbiased dices are rolled together till a sum of either 5 or 7 is obtained. Then find the probability that 5 comes before 7.

A pair of unbiased dices are rolled together till a sum of either 5 or 7 is obtained. Then find the probability that 5 comes before 7.

A pair of fair dice is rolled together till a sum either 5 or 7 is obtained. The probability that a sum of 5 is thrown before 7 is

A pair of fair dice are rolled till a sum of 2 or 3 is obtained. Find the probability of getting sum 2 before getting sum 3.

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

If two unbiased dice are rolled simultaneously unitl a sum of the number appered on these dice is either 7 or 11, then the probability that 7 comes before 11, is