Dari seperangkat kartu bridge diambil secara acak. Berapa peluang terambil kartu as atau K hitam?
Jawab:
P(As ♠♥♣♦)= 4 = 1
52 13
P(K ♠♣) = 2 = 1
P(K ♠♣) = 2 = 1
52 26
P(As K hitam) = 1 + 1 = 3
P(As K hitam) = 1 + 1 = 3
13 26 26