SOLUTION: A cabin cruiser left the harbor and traveled to a small island at 24 mph. On the return the cruiser traveled at a speed of 16 mph. The total time was 5 hours. How far was the islan
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Question 800751: A cabin cruiser left the harbor and traveled to a small island at 24 mph. On the return the cruiser traveled at a speed of 16 mph. The total time was 5 hours. How far was the island from the harbor?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let the one-way distance between
the harbor and the island =
Let = the time to go from
the harbor to the island
-----------------------
Equation for harbor to island:
(1)
Equation for island to harbor
(2)
--------------------
By substitution:
and
(1)
(1)
(1)
The distance between them is 48 miles
check:
(2)
(2)
(2)
OK
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