Lemma
MediumRatio & rate
AQuA-RAT train #18012 · Arithmetic · Ratio & rate

Two trains move in the same direction at speeds 50 kmph and…

Two trains move in the same direction at speeds 50 kmph and 32 kmph respectively. A man in the slower train observes that 15 seconds elapse before the faster train completely passes by him. What is the length of faster train?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #18012

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