Problem Solving

试题详情

题目:

On a certain transatlantic crossing, 20 percent of a ship's passengers held round-trip tickets and also took their cars abroad the ship. If 60 percent of the passengers with round-trip tickets did not take their cars abroad the ship, what percent of the ship's passengers held round-trip tickets?

选项:

A、33%
B、40%
C、50%
D、60%
E、66%

答案:

C
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