Mathematics, 12.03.2021 21:00, 130005401

Pls help me here! As a club fundraiser, a group of students washed 40 cars one weekend. The next weekend, they washed 70 cars. What was the percent increase in number of cars washed?

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Pls help me here! As a club fundraiser, a group of students washed 40 cars one weekend. The next we...