The probability of a man hitting a target is 1/2. How many times must he fire so that the probability of hitting the target at least once is more than `90 %dot`

The probability of a man hitting a target is 1/2. How many xx must he fire so that the probability of hitting the target at least once is more than 90% .

The probability of a man hitting a target is 1/4. How many times must he fire so that the probability of his hitting the target at lest once is greater than 2/3?

The probability of a man hitting a target is 1/4. How many xx must he fire so that the probability of his hitting the target at lest once is greater than 2/3?

The probability of a man hitting a target is (1)/(4) . How many times must he fire so that the probability of his hitting the target at least once is greater than (2)/(3) ?

The probability of a shooter hitting a target is 3/4.How many minimum number of times must he fire so that the probability of hitting the target at least is more than 0.99?

The probabilty of hitting a target is 1/3. The least number of times to fire so that the probability of hitting the larget atleast once is more than 90% is

The probability of a shooter hitting a target is 3/4 . How many minimum number of times must he/she fire so that the probability of hitting the target at least once is more than 0.99?

The probability of a shooter hitting a target is 3/4 . How many minimum number of times must he/she fire so that the probability of hitting the target at least once is more than 0.99?