Lemma
MediumRatio & rate
AQuA-RAT train #252 · Arithmetic · Ratio & rate

A person can swim in still water at 4 km/h

A person can swim in still water at 4 km/h. If the speed of water 2 km/h, how many hours will the man take to swim back against the current for 6km?

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 #252

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