SOLUTION: A man in a canoe is paddling upstream. He passes a floating log (going downstream) at the Elk's Lodge. He continues to paddle for 90 more minutes, before turning around to go downs

Question 149434: A man in a canoe is paddling upstream. He passes a floating log (going downstream) at the Elk's Lodge. He continues to paddle for 90 more minutes, before turning around to go downstream. The canoer reaches the log again at the sewer plant which is exactly 1 mile from the Elk's lodge. At what rate is the river flowing?
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
A man in a canoe is paddling upstream. He passes a floating log (going downstream) at the Elk's Lodge. He continues to paddle for 90 more minutes, before turning around to go downstream. The canoer reaches the log again at the sewer plant which is exactly 1 mile from the Elk's lodge. At what rate is the river flowing?
:
Here's what I think:
:
The trip away from log will take the same time as the trip back to the log
The speed is the same both ways in relation to the water.
:
2 * 90 min = 3 hr
During this time the log travels 1 mi in relation to the land.
Current = mph
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