Lemma
MediumAverages
AQuA-RAT train #53786 · Arithmetic · Averages

A students was asked to find the arithmetic mean of the numbers…

A students was asked to find the arithmetic mean of the numbers 3, 11, 7, 9, 15, 13, 8, 19, 17, 21, 14 and x. He found the mean to be 12. What should be the number in place of x?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #53786

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