# SOLUTION: brent takes a trip in his car. he covers the first 30 miles in one-half hour and the last 50 miles in one hour. find his average speed in m/h?

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 Question 402960: brent takes a trip in his car. he covers the first 30 miles in one-half hour and the last 50 miles in one hour. find his average speed in m/h? Answer by Alan3354(31538)   (Show Source): You can put this solution on YOUR website!brent takes a trip in his car. he covers the first 30 miles in one-half hour and the last 50 miles in one hour. find his average speed in m/h? ----------- He goes 80 miles in 1.5 hours 80 mi/1.5 hr = 53 1/3 mph