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Tim can complete 3 math problems in 10 minutes. How many math problems can he complete in half of an hour?

User Huggie
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2 Answers

3 votes
He completed 9 problems in half an hour


*every 10 mins he answers 3 questions
10•3=30
So ... 3•3=9
User Artem Kirillov
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3 votes
They can complete 9 math problems in 30 mins.
User Katharine
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