greg leaves moose lodge at 1:00 p.m. on snow shoes traveling east at 2.5 miles per hour. his wife, tricia, leaves the lodge at the same time on cross country skis traveling west at 5 miles per hour. at what time will they be 10 miles apart?
They traveled in OPPOSITE directions, AWAY from each other, and will be 10 miles apart, after leaving, or at:
Note also that the SUM of their respective distances covered will be 10.
FYI: This situation is represented by a STRAIGHT line.