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5 votes
Larry took 21 minutes to do 7 math problems. Mary took 19 minutes to do 8 math problems. Which student

did more problems per minute

User Markpsmith
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1 Answer

6 votes
The student that did more problems per minute is Mary since she only took 19 mins to do the 8 problems which is 2.4 minutes per question while Larry took 21 mins to do 7 math problems which is 3 minutes per question.
User Volodymyr Frytskyy
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