SOLUTION: If I drive to the mall on city streets, at 40 mph, it takes me 20 minutes to get there. I return the approximately same distance at 50 mph on the highway. How long does the retur
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Question 963542: If I drive to the mall on city streets, at 40 mph, it takes me 20 minutes to get there. I return the approximately same distance at 50 mph on the highway. How long does the return trip take? Answer by Fombitz(32388) (Show Source):
