SOLUTION: A crew team rows in a river with a current. When the team rows with current, the boat travels 14 mi in 2hr. Against the current, the team rows 6 mi in the same amount of time. At w

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: A crew team rows in a river with a current. When the team rows with current, the boat travels 14 mi in 2hr. Against the current, the team rows 6 mi in the same amount of time. At w      Log On


   

Question 433353: A crew team rows in a river with a current. When the team rows with current, the boat travels 14 mi in 2hr. Against the current, the team rows 6 mi in the same amount of time. At what speed does the team row in still water?
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
When the crew rows with the current, the boat travels 14 mi in 2 hr, or 7mph. Against the current, the rate is 3mph.
7mph+3mph/2=5mph
The crew rows 5mph in still water. With the current, they get a 2mph bump. Against the current,they're slowed 2mph.