If $P(A) = \frac{1}{2}$,$P(B) = \frac{1}{3}$ and $P(A \cap B) = \frac{1}{4}$,then $P(B/A) = $

Three identical dice are rolled. The probability that the same number will appear on each of them is:

$2$ dice are thrown. Find the probability of getting a sum greater than $10$.

$A$ box contains $4$ red balls,$5$ green balls and $6$ white balls. $A$ ball is drawn at random from the box. What is the probability that the ball drawn is either red or green?

What is the probability that when one die is thrown,the number appearing on top is even?

Three mangoes and three apples are in a box. If two fruits are chosen at random,the probability that one is a mango and the other is an apple is