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A car is making a 50 mi trip. It travels the first half of the total distance 25.0 mi at 7.00 mph and the last half of the total distance 25.0 mi at 52.00 mph. (a) What is the total time in hours of the trip?  (b) What is the car's average speed in mph for the entire trip?

 Feb 3, 2020
 #1
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25 m /7 m/hr   + 25 m /52m/hr = 4.05 hr

 

50 m / 4.05 hr = 12.34 m/hr

 Feb 3, 2020

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