AQuA-RAT train #92965 · Arithmetic · Averages

3 years ago, the average age of P and Q was 20years

3 years ago, the average age of P and Q was 20years. With R joining them, theiraverage age becomes 23years. What is the age of R?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #92965

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