Lemma
MediumRatio & rate
AQuA-RAT train #62824 · Arithmetic · Ratio & rate

A train crosses a platform of 250 m in 20 sec, same…

A train crosses a platform of 250 m in 20 sec, same train crosses another platform of length 640m in 40 sec. then find the length of the train?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #62824

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