As per the given question,
Given the probability that $A$ can solve a problem is $\frac{2}{3}$ and the probability that $B$ can solve the same problem is $\frac{3}{5}$. Find the probability that none of the two will be able to solve the problem.
Given the probability that $A$ can solve a problem is $\frac{2}{3}$ and the probability that $B$ can solve the same problem is $\frac{3}{5}$. Find the probability that none of the two will be able to solve the problem.