The probability of a non-leap year having $53$ Saturdays is .......

$A$ card is drawn at random from a well-shuffled pack of $52$ cards. The probability of that card being a jack of a black suit is .........

Find the probability of getting number $2$ on a die when a fair die is thrown.

$I$ toss three coins together. The possible outcomes are no heads,$1$ head,$2$ heads and $3$ heads. So,$I$ say that probability of no heads is $\frac{1}{4}$. What is wrong with this conclusion?

Two balanced dice are rolled simultaneously. Then,the probability that the numbers appearing on both the dice are different is ........

If $P(A) : P(\bar{A}) = 3 : 2$,then $P(A) = \dots$