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# A certain train is traveling at a constant rate. If the trai

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A certain train is traveling at a constant rate. If the trai [#permalink]  25 Feb 2017, 09:24
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Question Stats:

95% (00:22) correct 4% (00:25) wrong based on 23 sessions

A certain train is traveling at a constant rate. If the train travels s miles in t hours, in how many hours will the train travel y miles?

A) $$\frac{sy}{t}$$

B) $$\frac{st}{y}$$

C) $$\frac{ty}{s}$$

D) $$\frac{s}{ty}$$

E)$$\frac{s+y}{t}$$
[Reveal] Spoiler: OA

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Re: A certain train is traveling at a constant rate. If the trai [#permalink]  04 Mar 2017, 17:49
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Explanation

A train travels s miles in t hours, hence speed of the train = $$\frac{s}{t}$$ miles/hours.

Number of hours will the train travel y miles = $$\frac{distance}{speed}=\frac{yt}{s}$$.

Hence option C is correct.
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Re: A certain train is traveling at a constant rate. If the trai   [#permalink] 04 Mar 2017, 17:49
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