Lemma
MediumRatio & rate
AQuA-RAT train #31946 · Arithmetic · Ratio & rate

A person can swim in still water at 20 km/h

A person can swim in still water at 20 km/h. If the speed of water 12 km/h, how many hours will the man take to swim back against the current for 40km?

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 #31946

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