Lemma
MediumCounting & chance
AQuA-RAT train #52690 · Probability · Counting & chance

A box contains 3 blue marbles, 4 red, 6 green marbles and…

A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If two marbles are picked at random, what is the probability that they are either red or green?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #52690

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