24. A can hit a target four times in 5 shots ; B three times in 4 shots and C twice in 3 shots . They fire a volley ; what is the probability that 2 shots at least hit ? And if two hit , what is the probability that it is C who has missed ?

24. A can hit a target four times in 5 shots ; B three times in 4 shot

1.	24. A can hit a target four times in 5 shots ; B three times in 4 shots and C twice in 3 shots . They fire a volley ; what is the probability that 2 shots at least hit ? And if two hit , what is the probability that it is C who has missed ?
Answer» 24. A can hit a target four times in 5 shots ; B three times in 4 shots and C twice in 3 shots . They fire a volley ; what is the probability that 2 shots at least hit ? And if two hit , what is the probability that it is C who has missed ?