SOLUTION: A boat travels X miles per hour from one island to another island in 2.5 hours. The boat travels five miles per hour faster on the return trip of two hours . What is the dista

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Question 1051336: A boat travels X miles per hour from one island to another island in 2.5 hours. The boat travels five miles per hour faster on the return trip of two hours . What is the distance between the islands ?
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39620)   (Show Source): You can put this solution on YOUR website!
Constant Travel Rate Rule is RT=D to relate speed, time, and distance. 
                 SPEED        TIME        DISTANCE
GOING             X            2.5         d
RETURN           X+5           2.0         d


Make the two linear equations in two variables and solve the system.
Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!

A boat travels X miles per hour from one island to another island in 2.5 hours. The boat travels five miles per hour faster on the return trip of two hours . What is the distance between the islands ?
 

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