Lemma
MediumAverages
AQuA-RAT train #11914 · Arithmetic · Averages

A certain pilot flew 400 miles to City K at an average…

A certain pilot flew 400 miles to City K at an average speed of 550 miles per hour with the wind and made the trip back at an average speed of 250 miles per hour against the wind. Which of the following is closest to the pilot’s average speed, in miles per hour, for the round-trip?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #11914

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