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

Two dice are rolled. Then,the probability that the total score is a prime number is

$A$ problem in Algebra is given to two students $A$ and $B$ whose chances of solving it are $\frac{2}{5}$ and $\frac{3}{4}$ respectively. The probability that the problem is solved if both of them try independently is

When two dice are thrown, the probability of getting an ordered pair $(x, y)$ such that $x^2+y^2 \leq 25$, where $x$ and $y$ are the numbers that show up on the two dice, is:

$A$ bag contains $3$ white and $5$ black balls. If one ball is drawn,then the probability that it is black,is

In a single throw of two dice,what is the probability of getting a total of $13$?