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QUESTION
Julie drives 110 miles to Grandmother's house. On the way to Grandmother's, Julie drives half the distance at 25 mph and half the distance at 85 mph ....
Julie drives 110 miles to Grandmother's house. On the way to Grandmother's, Julie drives half the distance at 25 mph and half the distance at 85 mph . On her return trip, she drives half the time at 25 mph and half the time at 85 mph . How long does it take Julie to complete the trip to Grandmother's house?
