Question #24540

a person travels by car from one city to another with different constant speeds between pairs of cities.she drives for 30 min at 80 km/h,12 min at 100km/h,and 45 min at 40 km/h and spends 15 min eating lunch and buying gas.a)determine the average speed for the trip.b)determine the distance between the initial and final cities along the route

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