Three coins are tossed once. Probability of getting no head is :

A game consists of tossing a coin 3 times. Hanif wins if all the tosses give the same result. What is the probability that he loses the game?

Two unbiased coins are tossed. The probability of getting at least one head is:

What is the probability that a leap year selected at random, will have either 53 Sundays or 53 Saturdays ?

A single card is chosen at random from a standard deck of 52 playing cards. The probability of choosing either a Queen or a Spade (but not both) is:

If a dice is thrown, what is the probability of getting 6 ?

Arnav rolls two dice simultaneously. What is the probability of Arnav getting two numbers whose sum is a prime number?