AQuA-RAT train #61114 · Arithmetic · Ratio & rate

is twice as fast as B

is twice as fast as B. If B alone can do a piece of work in 30 days, in what time can A and B together complete the work?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #61114

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