If the probability that a person is not a swimmer is 0.3, then find the probability that out of 5 persons 4 are swimmer

If the probability that a person is not a swimmer is 0.3, then the probability that out of 5 persons 4 are swimmers is

The probability that a student is not a swimmer is 1/5 . What is the probability that out of 5 students, 4 are swimmers?

The prbability that a student is not a swimmer is 1/5. Then find the probability that our of 5 students exactly 4 are swimmer.

The probability that a student is not a swimmer is 1/5 . Then the probability that out of five students, four are swimmers is (A) ^5C_4""(4/5)^4""1/5 (B) (4/5)^4""1/5 (C) ^5C_1 1/5(4/5)^4 (D) None of these

The probability that a person who undergoes kidney operation will recover is 0.5. Find the probability that of six patients who undergo similar operations. (a) Non will recover. (b) Half of them will recover.

The probability that a bomb will hit a target is 0.8 Find the probability that out of 10 bombs dropped.exactly 4 will hit the target .

The probability that a person visiting a zoo will see the girafee is 0.72, the probability that he will see the bears is 0.84 and the probability that he will see both is 0.52.

The probability that a certain person will buy a shirt is 0.2, the probability that he will buy a trouser is 0.3, and the probability that he will buy a shirt given that he buys a trouser is 0.4. Find the probability that he will buy both a shirt and a trouser. Find also the probability that he will but a trouser given that he buys a shirt.