SOLUTION: a crew team can row 48 km downstream in 4 hours, but it takes 6 hours to row that same distance upstream. find the rate the team rows in still water, and the rate of the river.

Question 310774: a crew team can row 48 km downstream in 4 hours, but it takes 6 hours to row that same distance upstream. find the rate the team rows in still water, and the rate of the river.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the rate in still water
Let = the rate of the river
given:
Rate rowing downstream = km/hr
Time to row upstream = hrs
-----------------------------
Rowing downstream:

hrs

Rowing upstream:

----------------

and, since

and

The rate the team rows in still water is 10 km/hr
The rate of the river is 2 km/hr
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