Lemma
MediumAverages
AQuA-RAT train #3147 · Arithmetic · Averages

The average age of 40 students in a class is 15 years

The average age of 40 students in a class is 15 years. If the age of teacher is also included, the average becomes 16 years, find the age of the teacher.

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #3147

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