Lemma
MediumAverages
AQuA-RAT train #61088 · Arithmetic · Averages

The average height of 15 girls out of a class of 30…

The average height of 15 girls out of a class of 30 is 152 cm. and that of the remaining girls is 156 cm. The average height of the whole class 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 #61088

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