Question 1016763
(0.75 hr)(45mph)=33.75 miles
162 mi-33.75 mi=128.25
When ship B leaves port N, the ships are 128.25 miles apart.
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Combined speed is (45 mph + 36 mph=) 81 mph.
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128.25 mi/81 mph=1.58 hours
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ANSWER: The ships will meet 1.58 hours after the 
second ship leaves port.
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