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BACK TO PRACTICE
QUESTIONS
Sample Question #2 - Part A:
A. In a river with a
constant current, a man can row “2x”
miles upstream in 5 hours, while he can
row “x” miles downstream in
2 hours. Assume that the man rows at a
constant rate in still water. Let a =
the ratio of the man’s rowing rate
in still water to the rate of the current.
Find a.
Solution: 9
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