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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.Approximatel

    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?
    英語人氣:318 ℃時(shí)間:2020-01-27 19:34:53
    優(yōu)質(zhì)解答
    deer單復(fù)數(shù)同型
    一個(gè)護(hù)林員捕獲80只鹿并貼標(biāo)簽.(放回林子)一個(gè)月后,她捕獲50只鹿,發(fā)現(xiàn)其中7只帶有標(biāo)簽,問林中大約有大少只鹿?
    80÷(7/50)=571
    so,there are approximately 571 deer in the area.
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