A box contains 8 letters, shown as CHARTING. What is the probability of the outcome GAIN in that order if 4 letters are drawn one by one(a) withreplacement? (b) withoutreplacement?

The probability of the outcome GAIN in that order if 4 letters are drawn with replacement is

nothing

.

(Type fraction.)

The probability of the outcome GAIN in that order if 4 letters are drawn without replacement is

nothing

.

(type afraction.)