The probability that A hits a target is 1/3 and the probability that B hits it is 2/5 . What is the probability that the target will be , if each one of A and B shoots at the target?

The probability that A hits a target is 1/3 and the probability that B hits it is 2/5\ . If each one of and B shoots at the target, what is the probability that (i) the target is hit? (ii) exactly one-of-them-hits the target?

The probability that a man will hit a target in shooting practise is 0.3 . If he shoots 10 times, the probability that he hits the target , is

The probability of a man hitting a target is 0.25. He shoots 7 times. What is the probability of his hitting at least twice?

The probability of a man hitting a target is 0.25. He shoots 7 times. What is the probability of his hitting at least twice?

The probability that a man can hit a target is 3//4 . He makes 5 trials. The probability that he will hit the target every time he hits is

The probability that a man can hit a target is 3//4 . He tries 5 times. The probability that he will hit the target at least three times is

The probability of a man hitting a target is (1)/(4) . If he fires 7 times. Find the probability of hitting the target exactly six times is

The probabilty of hitting a target is 1/3. The least number of times to fire so that the probability of hitting the larget atleast once is more than 90% is

The probability that a person will win a game is (2)/(3) and the probability that he will not win a horse race is (5)/(9) . If the probability of getting in at least one of the events is (4)/(5) ,what is the probability that he will be successful in both the events ?

The probability of a man hitting a target is 1/4. How many times must he fire so that the probability of his hitting the target at lest once is greater than 2/3?