A boy wants to go abroad by boat and return by flight. He has a choice of 8 different boat to go and 5 flight to return. In how many ways, can the boy perform his journey?
Pick one:	A) 20	B) 25	C) 30	D) 40	E) 50
Ans.(D)   Sol. Number of choices to go by ship = 8 Number of choices to return by airline = 5 From, fundamental principle, total number of ways of performing the journey = 8 x 5 = 40 ways
<result>D</result>
A boy wants to go abroad by boat and return by flight. He has a choice of 8 different boat to go and 5 flight to return. In how many ways, can the boy perform his journey?