Problem a motorist travels 85 km at 110kmh and 50km at, Ask an Expert

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Problem: A motorist travels 85 km at 110km/h, and 50km at 85km/h.

Part A: What is the average speed for the trip?

I don't understand how to get the answer. Can you please help me with this problem and express your answer using three significant figures.

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Category:- Physics
Reference No.:- M91237901

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