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A forest ranger captures and tags 80 deer.a month later she

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A forest ranger captures and tags 80 deer.a month later she captures 50 deer and finds that seven have tags.Approximately how many deer are in the area?
A forest ranger captures and tags 80 deer.a month later she
deer单复数同型
一个护林员捕获80只鹿并贴标签.(放回林子)一个月后,她捕获50只鹿,发现其中7只带有标签,问林中大约有大少只鹿?
80÷(7/50)=571
so,there are approximately 571 deer in the area.