Problema Solution

Five fair coins are tossed at the same time. Using tree diagram, find the probability of getting

(a)at most 4 tails .

(b)at least 5 heads.

(c) 3 heads and 2 tails

Answer provided by our tutors

Five coins are tossed.


I. At most 4 tails = 1-1/32 = 31/32

II. At leat 5 heads = 1/32

III. 3 heads 2 tails = 1/32