?Boat docking. Suppose that a boat is being pulled toward a dock by a winch that is 24 ft above the level of the boat deck. If the winch is pulling the cable at a rate of 13 
, at what rate is the boat approaching the dock when it is 32 ft from the dock? Use the figure below.
?
?
A. 16.25?
B. 13?
C. ?21.67
D. ?9.75
E. ?7.8
Answer: A
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