Lemma
MediumCounting & chance
AQuA-RAT train #23229 · Probability · Counting & chance

If two balls are randomly selected from a green urn containing 7…

If two balls are randomly selected from a green urn containing 7 black and 7 white balls and placed into a yellow urn initially containing 5 black and 3 white balls. What is the probability that the yellow urn will contain an equal number of black and white balls after the change?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #23229

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