At noon, ship A is 100 km west of ship B. Ship A is sailing south at 35 km/h and ship B is sailing north at 25 km/h.
How fast is the distance between the ships changing at 4:00 PM ?
At noon, ship A is 100 km west of ship B. Ship A is sailing south at 35 km/h and ship B is sailing north at 25 km/h.
How fast is the distance between the ships changing at 4:00 PM ?