Lemma
MediumCounting & chance
AQuA-RAT train #42448 · Probability · Counting & chance

A basket contains 9 marbles

A basket contains 9 marbles. 4 are red and 5 are blue marbles If two marbles are drawn at random what is the probability that at least one ball is red.

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #42448

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