Lemma
MediumRatio, proportion & variation
AQuA-RAT train #35906 · Algebra · Ratio, proportion & variation

The speeds of 3 trains in the ratio 3:9:12

The speeds of 3 trains in the ratio 3:9:12. The ratio between time taken by them to travel the same distance is?

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 #35906

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