SOLUTION: if a person drives his car at a speed of 75 miles per hour and travels a distance of 270 miles, how long has he been driving?

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Question 213645: if a person drives his car at a speed of 75 miles per hour and travels a distance of 270 miles, how long has he been driving?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
D=rt
t=D/r
t=270/75
t=3.6 hrs or 3 hrs 36 min