The probability that a student is not a sportsman is 1/5.Then the
probability that out of 6 students,4 are sportsman is.

The probability that a student is not a swimmer is 1/5 then the probability that out of five student , four are swimmer is

The probability that a student passes in a physics test is 2/3 and the probability that he passes both the physics and English test is 14/45. If the probability that he passes at least one test is 4/5, find the probability that the student does't pass the physics test

The probability that a student passes in a physics test is 2/3 and the probability that he passes both the physics and English test is 14/45 . If the probability that he passes at least one test is 4/5 , find the probability that the student passes exactly one of the two tests

The probability that a student passes in a physics test is 2/3 and the probability that he passes both the physics and English test is 14/45 . If the probability that he passes at least one test is 4/5 , find the probability that the student passes English test.

The probability that a student passes in a physics test is 2/3 and the probability that he passes both the physics and English test is 14/45 . If the probability that he passes at least one test is 4/5 , find the probability that the student passes neither the Physics test nor the English test.

A and B try independently to solve a problem. probability that A solves it is 1/3 & that B is 3/5 . Find the probability that the problem is solved.

A bag contains 5 red balls, 3 black balls and 4 white balls. A ball is drawn out of the bag at random What is the probability that the ball drawn is white? Hence find the probability that the ball drawn is either red or white. find the probability that the ball drawn is either red or black.

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.

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: Both will not pass.

Probability that Ram passsed in mathematics is 2/3 and the probability that he passed in English is 4/9.If the probability of passing in both subject is 1/4,then what is the probability that Ram will pass in atleast one of these subjects?