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Math Help - Need more help

  1. #1
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    Question Need more help

    Ok , I have another multiple choice question, I need help with. The ratio of an objects weight on Earth to its weight on Neptune is 5:7.
    How much would a person who weighs 150 pounds on Earth weigh on Neptune ?

    A. 107 1/7 pounds B. 170 pounds C. 210 pounds D. 750 pounds


    Thanks...
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  2. #2
    MHF Contributor red_dog's Avatar
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    Let x be the weight of person on Neptune. Then
    \displaystyle \frac{150}{x}=\frac{5}{7}\Rightarrow x=\frac{150\cdot 7}{5}=210
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  3. #3
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    Smile Re:Need more help

    Thank you again for your help. I had this one figured right. Now I can take
    my exam.
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