Lemma
MediumCounting & chance
AQuA-RAT train #92671 · Probability · Counting & chance

A box contains 12 marbles of three different colours green, yellow and…

A box contains 12 marbles of three different colours green, yellow and blue---4 each. If you were to close your eyes and pick them at random, how many marbles must you take out to be sure that there are at least two of one colour among the marbles picked out?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #92671

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