Find the probability that a leap year should have 53 sundays.

Find the probability thata non-leap year should have 53 sundays.

What is the probability that a non-leap year selected at random will contain 53 mondays?

Find the probability of gétting a head in a toss of an unbiased coin.

John and Mary appeared in an examination. The probability that John will qualify the examination is 0.05 and that Mary will qualify the examination is 0.10. The probability that both will qualify is 0.02. Find the probability that Atleast one of them will not qualify the examination.

Three coins are tossed once. Find the probability of getting atleast two heads.

Two student A and B appeared in an examination. The probability that A passes the examination is 0.25 and that B passes is 0.45. Also the probability that both will pass is 0.1. Find the probability that: Only one of them will pass.

A letter of the word ASSASSINATION are randomly chosen. Find the probability that letter is a consonant.