AQuA-RAT train #79464 · Algebra · Algebra word problems
The sum of the first k positive integers is equal to k(k+1)/2
The sum of the first k positive integers is equal to k(k+1)/2. What is the sum of the integers from r to s, inclusive, where 0<r<s?
AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #79464
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