Given the probability that A can solve a problem is 2/3 and the probability that B can solve the same problem is 3/5. Find the probability that none of the two will be able to solve the problem.

The probability that A can solve a problem is 2//3 and B can solve it is 3//4 . If both attempt the problem, what is the probability that the problem gets solved ?

In a horse race, the probability that horse A can win is 2/5 and the probability that horse B can win is 1/4 . Find the probability that any one can win the race.

The odds against A solving a certain problem are 4 to 3 and the odds in favour of B solving the same problem are 7 to 5. Find the probability that the problem will be solved.

For an initial screening of an admission test, a candidate is given fifty problems to solve. If the probability that the candidate can solve any proglem is (4)/(5) , then the probability that he is unable to solve less than two problem is

The probabilities that A and b can solve a problem independently are 1/3 and 1/4 respectively. If both try to solve the problem independently, find the probability that: (i) problem will be solved

The odds against A solving the problem are 4 to 3 and the odds in favour of B solving the .problem are 7 to 5. Find the probability that the problem will be solved.

The probabilities of A, B and C solving a problem are 1/3, 2/7 and 3/8 respectively. If all the thee try to solve the problem simultaneously, find the probability that exactly one of them can solve it.

The probability of A, B and C solving a problem are (1)/(3) , (2)/(7) and (3)/(8) , respectively. If all try and solve the problem simultaneously, find the probability that only one of them will solve it.

The probability of solving a problem of mathematic for A and B are 1/3 and 1/5 respectively. If both try the problem, find the probability that the problem will be solved.

Three persons, Aman, Bipin and Mohan attempt a Mathematics problem independently. The odds in favour of Aman and Mohan solving the problem are 3:2 and 4:1 respectively and the odds against Bipin solving the problem are 2 :1 Find (i) The probability that all the three will solve the problem (ii) The probability that problem will be solved