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Mathematics 13 Online
OpenStudy (anonymous):

Malorie can work 10 math problems in 3 minutes. At this rate, how many problems can she work in one hour? A. 30 B. 60 C. 120 D. 200

OpenStudy (cgreenwade2000):

How many minutes in one hour? how does that compare to 3 minutes?

OpenStudy (aravindg):

10 problems 3 minutes x problems 60 minutes Just use ratio and get your answer.

OpenStudy (anonymous):

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