SOLUTION: In still water, a boat averages 12 miles per hour. It takes the same amount of time to travel 10 miles downstream, with the current, as it does 5 miles upstream, against the curre

Question 966010: In still water, a boat averages 12 miles per hour. It takes the same amount of time to travel 10 miles downstream, with the current, as it does 5 miles upstream, against the current. what is the rate of the water's current?
Answer by josgarithmetic(39616) (Show Source): You can put this solution on YOUR website!
VARIABLES
r=12
t=unknown
c=unknown
d=10
u=5

BASIC RULE: RT=L rate time Length-or-distance

______________________rate____________time_______________distance
downstream____________r+c_____________t___________________d
upstream______________r-c_____________t___________________u
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