Multiple Choice
Solve the problem.
-Julie and Eric row their boat (at a constant speed) 21 miles downstream for 3 hours, helped by the current. Rowing at the same rate, the trip back against the current takes 7 hours. Find the rate of the current.
A) 2 mph
B) 5 mph
C) 3 mph
D) 1.5 mph
Correct Answer:
Verified
Correct Answer:
Verified
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