close
    Who can show me how to resolve this: An elevator moves at rate of -3.5 feet per second from a height of 100 feet above ground. it takes 4 seconds for the elevator to mke its first stop. hpw many feet above the ground is the elevator now?

    I want to understand so I can explain to my daughter

    0  Views: 2307 Answers: 1 Posted: 12 years ago
    Tags: algebra

    1 Answer

    The elevator would be 86 feet above the ground. Its pretty simple all you have to do is times 3.5 by the number of seconds so in this case 4 which would equal 14 then you minus 14 from 100.

    mycatsmom

    Why do you minus 14 from 100 ? And she's talking about negative numbers, b/c she said --3.5


    Top contributors in Mathematics category

     
    ROMOS
    Answers: 313 / Questions: 0
    Karma: 13510
     
    Colleen
    Answers: 367 / Questions: 0
    Karma: 6890
     
    country bumpkin
    Answers: 96 / Questions: 0
    Karma: 6240
     
    Bob/PKB
    Answers: 220 / Questions: 2
    Karma: 5030
    > Top contributors chart

    Unanswered Questions

    Tnrgold Season
    Answers: 0 Views: 3 Rating: 0
    Thienduc Vinhhangvien
    Answers: 0 Views: 3 Rating: 0
    Himlam Phudong
    Answers: 0 Views: 6 Rating: 0
    fb88kitchen
    Answers: 0 Views: 7 Rating: 0
    bocphot giambeo
    Answers: 0 Views: 8 Rating: 0
    > More questions...
    474247
    questions
    723185
    answers
    798489
    users