Posted by **Gabby** on Monday, December 6, 2010 at 7:29pm.

one ship (A) is sailing due south at 16 miles per hour and a second ship (B), 32 miles south of A, is sailing due east at 12 miles per hour. At what rate are they approaching at the end of 1 hour?

- Calculus -
**Ralph**, Monday, December 6, 2010 at 9:17pm
-5.6 mph

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