Total number of outcomes in the experiment of tossing an unbiased coin twice is ..........

An unbiased coin is tossed thrice. Then,the number of total outcomes is ............

$A$ game of chance consists of spinning an arrow which comes to rest pointing at one of the numbers $1, 2, 3, \dots, 11, 12$ on a circular disc. All these outcomes are equally likely. Then, the probability that the arrow rests to point at $7$ is ..........

Two balanced dice are rolled. Find the probability that the product of numbers on two dice is odd.

$A$ coin is tossed two times. Find the probability of getting at most one head.

The probability of the month of February in a leap year having $5$ Fridays is ..........