Lemma
MediumRatio, proportion & variation
AQuA-RAT train #88912 · Algebra · Ratio, proportion & variation

The ratio between the speeds of two trains is 7 : 8

The ratio between the speeds of two trains is 7 : 8. If the second train runs 400 km in 4 hours, What is the the speed of the first train?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #88912

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