MATH I NEED HELP

Game wardens use experiments to help determine the number of deer in the state of North Carolina. Suppose 120 deer are caught, tagged, and released into the wild. A month later, 800 deer are caught with 16 found to have tags. Using this information, estimate the number of deer in North Carolina.
A. 50
B. 500
C. 600
D. 6,000

Can someone please show me how to do this? I need help fast. @Ms. Sue, @Writeacher, @Reed, @Damon, ANYONE!!!

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  1. let the number of deer be x

    (16/800)x = 120
    (1/5)x = 120
    x = 5(120) = 6000

    or

    use a ratio:
    16/800 = 120/x
    1/5 = 120/x
    x = 5(120)
    x = 6000

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  2. Ohmigosh, so the answer is D., 6,000? THANKS SO MUCH Reiny!! LOVE YOUUUU

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  3. Thanks! Puting this in my notes for study prep on PSSA's!

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