SOLUTION: In his motorboat, Bill Ruhberg travels upstream at top speed to his favorite fishing spot, a distance of 270 mi, in 5 hr. Returning, he finds that the trip downstream, still at to

Question 882321: In his motorboat, Bill Ruhberg travels upstream at top speed to his favorite fishing spot, a distance of 270 mi, in 5 hr. Returning, he finds that the trip downstream, still at top speed takes only 4.5 hr. Find the rate of Bills boat and the speed of the current. Let x = the rate of the boat in still water and y = the rate of the current.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Find the speed up and downstream.
The boat's speed x is the average of those.
y = difference between boat speed and ground speed.
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