During a 10-week period, a doughnut store conducted a promotion by giving…

During a 10-week period, a doughnut store conducted a promotion by giving away one free doughnut with every doughnut purchased. If the store sold and gave away a total of K doughnuts per week, and each doughnut was sold for $0.25, how many dollars worth of doughnuts did the store give away?

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · dev #88