Lemma
MediumCounting & chance
AQuA-RAT train #37071 · Probability · Counting & chance

A box has 10 black and 10 white balls

A box has 10 black and 10 white balls. What is the probability of getting two balls of the same color?

Its source gives only the correct option, without the working.

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #37071

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