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A truck with a heavy load drove from Boston to New York at 50 mph. After dropping of the load, it returned from New York to Boston with a speed of 70 mph. What is the average speed of the truck for the whole trip?

Respuesta :

elenilyko

Answer:

An average of 60mph.

Step-by-step explanation:

The average is the mean.

(50 + 70)/2 = 60

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