Mathematics, 18.07.2020 04:01 aliviadushane

Bill drives 2 hours at a speed of 60 mph (miles per hour). Afterwards, he drives for 4 hours at a speed of 75 mph. What is his average speed over the 6 hours that he spent driving

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Bill drives 2 hours at a speed of 60 mph (miles per hour). Afterwards, he drives for 4 hours at a sp...

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