`A` fires 5 shots to `B` s 3 but `A` kills only once in 3 shots while `B` kills once in 2 shots. When `B` has missed 27 times, `A` has killed (a) 30 birds (b) 60 birds (c) 72 birds (d) 90 birds

A man can hit a bird once in 3 shots . On this assumption he fires 3 shots . What is the chance that at least one bird is hit ?

Anil can kill a bird once in 3 shots. On the assumption that he fires 3 shots, find the probability that the bird is killed.

A man can kill a bird once in three shots.The probabilities that a bird is not killed is

A can hit a target 4 times in 5 shots B can hit 3 times in 4 shots and C can hit 2 times in 3 shots . The probability that B and C hit and A does not hit is

A,B and C shot to hit a target.If A hits the target 4 xx in 5 trails,B hit it 3 xx in 4 trials and C hits 2 time in 3 trials; what is the probability that the target is hit by a least 2 person?

A can hit a target 4 times in 5 shots , B can hit a target 3 times in 4 shots , C can hit a target 2 times in 3 shots, All the three fire a shot each. What is the probability that two shots are at least hit ?