Lemma
MediumCounting & chance
AQuA-RAT train #26215 · Probability · Counting & chance

A class consists of 15 biology students and 10 chemistry students

A class consists of 15 biology students and 10 chemistry students. If you pick two students at the same time, what's the probability that one is maths and one is chemistry ?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #26215

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