Probability that a man will get tea is `2/3`, and that he will not get coffee is `5/9`. If the probability of getting at least one during is `4/5,` then probability that he will get both is

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 at least one tail in 4 tosses of a coin.

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

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

The probability that a person will get an electric contact is 2/5 and the probability that he will not get plumbing contract is 4/7 . If the probability of getting at least one contract is 2/3 , what is the probability that he will get both.

Find the probability of getting 5 at least once in there throws of a dice.

Find the probability of getting 5 at least once in there throws of a dice.