The probability that John, a cricketer will strike a ball for 6 in a game is 0.4. Assume that in a particular game he only faces 12 deliveries (balls). Determine that the number of deliveries he
will hit is:
(a) exactly seven sixes [1]
(b) at most one six [3]
(c) between 3 and 6 sixes [3]
(d) How many balls do we expect him to hit for six