Lemma
MediumAverages
AQuA-RAT train #1215 · Arithmetic · Averages

The youngest of 4 children has siblings who are 2, 7, and…

The youngest of 4 children has siblings who are 2, 7, and 11 years older than she is. If the average (arithmetic mean) age of the 4 siblings is 25, what is the age of the youngest sibling?

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 #1215

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