Find four numbers a, b, c, and d, for which the sums obtained when adding only 3 of them are given by 20, 22, 24, and 27.

If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2