Question: A person walks first at a constant speed of 5.00 m/s along a straight line from point A to point B and then back along

A person walks first at a constant speed of 5.00 m/s along a straight line from point A to point B and then back along the line from B to A at a constant speed of 3.00 m/s.
What is
(a) Her average speed over the entire trip?
(b) Her average velocity over the entire trip?

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