Alex can row a boat 10 mph in still water. He can row 21 miles upstream in the local creek in the same amount of time that it takes him to row 40 miles downstream. To the nearest half mile per hour, what is the current in the creek?

Alex can row a boat 10 mph in still water. He can row 21 miles upstream in the local creek in the same amount of time that it takes him to row 40 miles downstream. To the nearest half mile per hour, what is the current in the creek?

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter7: Rational Expressions And Functions

Section7.5: Solve Applications With Rational Equations

Problem 7.93TI: Link can ride his bike 20 miles into a 3 mph headwind in the same amount of time he can ride 30...

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