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April 20, 2014

Homework Help: Physics

Posted by K on Wednesday, August 28, 2013 at 9:54pm.

A car travels in a straight line with an average velocity of 80 km/hr for 2.5 hours and then with an average velocity of 40 km/hr for 1.5 hours.

a. Calculate the largest displacement for the 4-hour trip.

b. Calculate the largest average velocity for the total trip in kilometers per hour.

Please if possible show all work, thanks for you help :)

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