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Sam can solve 30 multiplication problems in 2 min .How many can be solved in 20 minutes

Sam can solve 30 multiplication problems in 2 min .How many can be solved in 20 minutes
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Sam can solve 30 multiplication problems in 2 min .How many can be solved in 20 minutes

User Kasmetski
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The answer is 300 because Sam can solve 15 problems per minute and there's 20 minutes so 20x15 equals 300
User Louella
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