Every Student After Solving Maths Problem

Two students A and B solve a problem. Their respective probabilities of solving the problem are 2/3 and 1/2 . The probability of the problem being solved by at least one of them is ______.

A problem in mathematics is given to three students and their respective probabilities of solving the problem are (1)/(2) , (1)/(3) and (1)/(4) . The probability that the problem is solved, is

Mahesh has certain number of problems with him. He can solve some fixed number of problems every hour. After solving for 5 hours, he is left with 384 problems. If he had solved for 10 hours, he is left with 144 problems to solve. Find the number of problems with Mahesh initially.

A problem in Mathematics is given to three students A,B,C and their respective probability of solving the problem is (1)/(2) , (1)/(3) and (1)/(4) Probability that the problem is solved is

The probability of solving a problem by three students are 1/3,1/4,1/5 . Find the probability that the problem will be solved if all three students try the problem simultaneously.

A problem is given to three students A, B and C whose probabilities of solving the problem are (1)/(2),(3)/(4) and (1)/(4) respectively. What is the probability that the problem will be solved if they all slove the problem independently?