The chance of an accident in three factories A, B, C in a is 5 in 25, 6 in 36 and 8 in 64 respectively. Find the chances that an accident may happen in (i) at least one of them (ii) all of them. year

The chance of an accident in three factories A, B, C in a year is 5 in 25, 6 in 36 and 8 in 64 respectively. Find the chances that an accident may happen in (i) at least one of them (ii) all of them.

The probability of A and B achieving a target is 3/4 and 5/6 respectively. If both of them try then find the probability that at least one of them will achieve the target

The probability of A and B achieving a target is 1 /2 and 3/5 respectively. If both of them try then find the probability that at least one of them will achieve the target.

In a given race , the odds in favour of four horses A,B C , and D are 1 : 3 , 1 : 4 , 1 : 5 , and 1 : 6 respectively .Assuming that a dead heat is impossible , find the chance that one of them wins the race .

The probability of A and B achieving a target is 4/5 and 2/3 respectively. If both of them try then find the probability that at least one of them \viii achieve the target.

A and B appeared for an interview. The probability of their selection is (1)/(2) and (1)/(3) respectively. Find the probability that : (i) both selected (ii) at least one of them selected.

A and B appeared for interview. The probability of their selection is : (1)/(3) and (1)/(4) respectively. Find the probability that : (i) both selected (ii) at least one of them selected.

A and B appeared for an interview. The probability of their selection is 1/4 and 1/5 respectively. Find the probability that at least one of them selected

A problem is given to three students, whose chances of solving it are : 1/3, 1/5 and 1/6 respectively. Find the probability than exactly one of them may solve it.