Runner A is initially 7.0 km west of a flagpole and is running with a constant velocity of 7.5 km/h due east. Runner B is initially 8.0 km east of the flagpole and is running with a constant velocity of 8.5 km/h due west. How far are the runners from the flagpole when their paths
cross?
____k/m
cross?
____k/m