Find the probability of getting at least one tail in 4 tosses of a coin.

Find the probability of getting at least one head in three throws of a coin.

Find the probability of getting tail each time in three tosses of a coin.

Find the probability of getting one head and one tail in one toss of two coins.

Find the probability of getting two heads in two tosses of a coin.

Find the probability of getting a head when a coin is tossed once.

Find the probability of getting a head in a toss of an unbiased coin.

Two coins are tossed together. Find the probability of getting : at least one head

How many times a fair coin must be tossed, so that the probabillity of getting at least one tail is more than 90 %

Find the probability of getting a head when a coin is tossed once. Also find the probability of getting a tail.

A coin is tossed twice. Find the probability of getting: exactly one tail