Kimberly ran her first race in 3.15 hours. She ran her second race in 2.90 hours. Rounding each time to the nearest hour, about how many hours did it take Kimberly to run both races?

(2,20) means that the 2 is 2 hours and 20 is 20$. so there both 20$ for 2 hours only the same price. like it says. so, the dunk tank and the bounce house are the same price (20$) for the same amount of time (2 hours).

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answer: do we write it

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