Cleared 16683
The scouts decided to clean up the stream outside the town. On the first day, they cleared half of the total length of the stream. On the second day, 2/7 of the entire length. On the third day, they cleared a third of what was left, and on the fourth day, they cleared 800 meters. How long was the stream?
Correct answer:
![](/img/83/river.jpg)
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