A coin is tossed twice, the probability of getting head both the times is

A coin is tossed. What is the probability of getting: a head?

A coin is tossed twice. The probability of getting atleast one tail is

A coin is tossed twice. Find the probability of getting: two heads

A coin is tossed n times. The probability of getting head atleast once is greater than 0.8. Then the least value of such n is

A coin is tossed twice. Find the probability of getting: two tails

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

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

A coin is tossed 4 times . The probability of getting atleast one head is

A coin is tossed n times. The probability of getting at least one head is greater than that of getting at least two tails by 5/32. Then n is :

When a coin is tossed n times, if the probability for getting 6 heads is equal to the probability of getting 8 heads, then the value of n is