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Mathematics 7 Online
OpenStudy (anonymous):

A motorboat can maintain a constant speed of 16 miles per hour relative to the water. The boat makes a trip upstream to a certain point in 20 minutes; the return trip takes 15 minutes. What is the speed of the current?

OpenStudy (anonymous):

@satellite73

OpenStudy (anonymous):

@satellite73

OpenStudy (anonymous):

@Hero

hero (hero):

Use D = rt to solve. Remember, destination and return distance are the same.

hero (hero):

and also r = (b±w)

OpenStudy (anonymous):

Thank you! (:

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