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A motorist on a road trip drives a car at different constant speeds over several legs...

A motorist on a road trip drives a car at different constant speeds over several legs of the trip. He drives for 25.0 min at 55.0 km/h, 8.0 min at 100.0 km/h, and 60.0 min at 60.0 km/h and spends 25.0 min eating lunch and buying gas.

(a)

What is the total distance traveled over the entire trip (in km)?

km

(b)

What is the average speed for the entire trip (in km/h)?

km/h

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