Lemma
MediumRatio & rate
AQuA-RAT train #7464 · Arithmetic · Ratio & rate

A train overtakes two persons who are walking in the same direction…

A train overtakes two persons who are walking in the same direction to that of the train at 2 kmph and 4 kmph and passes them completely in 9 and 10 seconds respectively. What is the length of the train?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #7464

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