Lemma
MediumAverages
AQuA-RAT train #94342 · Arithmetic · Averages

The average age of a family of four members is 25 years

The average age of a family of four members is 25 years. If the age of the youngest member be 15 years then what was the average age of the family at the time of the birth of the youngest member?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #94342

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