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

The probability of getting at least one tail in 4 tosses of a coin is:

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

Two coins are tossed simultaneously . Find the probability of getting at least one tail.

Two coins are tossed simultaneously. Find the probability of getting (i) at least one tail (ii) at least one head.

Three coins are tossed. Find the probability of getting : at least one head and one tail.

Three different coins are tossed together . Find the probability of getting at least two tails .

Suppose six coins are tossed simultaneously. Then the probability of getting at least one tail is :

Three coins are tossed once. Find the probability of getting at least two tails.