Homework Help: physics

Posted by Cloud on Monday, September 3, 2012 at 10:26pm.

Runner A is initially 6.0 km west of a flagpole and is running with a constant velocity of 4.5 km/h due east. Runner B is initially 8.0 km east of the flagpole and is running with a constant velocity of 6.5 km/h due west
-How much time does it take for the runners to cross?
-How far is runner A from the start of the race when the runners cross?
- How far are the runners from the flagpole when their paths cross?
___ km east of the flagpole or
___ km east of the flagpole

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