Tuesday
July 28, 2015

Homework Help: Physics

Posted by y912f on Friday, January 30, 2009 at 11:41am.

please show me how to solve this
1. A bus travels 280 km south along a straight path with an average velocity of 88 km/h to the south. the bus stops for 24 min. then, it travels 210 km south with an average velocity of 75 km/h to the south
a. how long does the total trip last?
answer=6.4 h
b. what is the average velocity for the total trip?
answer=77 km/h to the South

thanks to whoever helps=]

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