What was his average speed before he stopped for a nap

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A tortoise and rabbit engage in a footrace over a distance of4.40 km. The rabbit runs 0.480 km, then stops for a 80.0-min nap. Upon awakening, he remembers therace, and runs twice as fast. Finishing the course in a total timeof 1.80 h, the rabbit wins therace.
What was his average speed before he stopped for a nap?

Reference no: EM13555308

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