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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
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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

User Amr Eraky
by
8.4k points

1 Answer

3 votes
d
If you multiply 3 by 10 and add a zero onto the ten in the question that is 100 in half an hour, all you need to do then is multiply that answer by two to get your answer.
User KreepN
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