Mathematics, 03.02.2021 17:20, angelamirga332

Mr. Sanchez is grading papers. Yesterday he graded 3 papers in 10 minutes. Today, he graded 2 papers in 8 minutes. What was the difference between todays and yesterdays grating rate, in papers per hours?

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Mr. Sanchez is grading papers. Yesterday he graded 3 papers in 10 minutes. Today, he graded 2 papers...