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?
Correct answer: B
Explanation
Total number of donuts sold and given away in a week =K =(K/2 + K/2)=(sold + free)
cost of each donut =$0.25
number of free donuts in a week= 0.25*K/2=K/8
in 10 weeks time 10*K/8 =5K/4
B
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AQuA-RAT items are crowdsourced algebra problems, not ACT questions. They carry five answer choices in the pre-2025 ACT Mathematics style and no ACT reporting category. Useful for drilling Preparing for Higher Math content; not a substitute for a real form.