AQuA-RAT train #47130 · Combinatorics · Permutations & combinations
Zayn, Mark, David ,Peter, Harry and Paula line up at a ticket…
Zayn, Mark, David ,Peter, Harry and Paula line up at a ticket window. In how many ways can they arrange themselves so that David is second in line from the window?
AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #47130
Stuck? A gentle nudge
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