The probability that a non-leap year selected at random will contain $53$ Sundays is

$A$ die has its six faces marked ${0, 1, 1, 1, 6, 6}$. Two such dice are thrown together and the total score is recorded.
$(i)$ How many different scores are possible?
$(ii)$ What is the probability of getting a total of $7$?

If $I$ toss a coin $3$ times and get a head each time,should $I$ expect a tail to have a higher chance in the $4^{th}$ toss? Give a reason in support of your answer.

The probability of the Sun setting in the west is $\ldots \ldots \ldots$

$12$ defective ballpens are mixed with $132$ non-defective ballpens. They all look alike. $A$ ballpen is selected at random from that lot. Find the probability that a defective ballpen is selected.

There are chits numbered $1$ to $20$ in a box. One chit is drawn at random. Find the probability that the number on the chit is a prime number.