Lemma
MediumPermutations & combinations
AQuA-RAT train #26994 · Combinatorics · Permutations & combinations

For a performance, a few dancers are arranged in a row

For a performance, a few dancers are arranged in a row. Nancy is standing in the middle of the row at the 6th position. Can you find out the total number of girls in that row?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #26994

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