Data Sufficiency

试题详情

题目:

If a certain animated cartoon consists of a total of 17,280 frames on film, how many minutes will it take to run the cartoon?

(1)The cartoon runs without interruption at the rate of 24 frames per second.

(2)It takes 6 times as long to run the cartoon as it takes to rewind the film, and it takes a total of 14 minutes to do both.

选项:

答案:

D

提问:

请老师讲一下思路谢谢
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