Lemma
MediumPermutations & combinations
AQuA-RAT train #90280 · Combinatorics · Permutations & combinations

A girl has to make pizza with different toppings

A girl has to make pizza with different toppings. There are 8 different toppings. In how many ways can she make pizzas with 2 different toppings?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #90280

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