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anonymous

  • one year ago

Penny attaches a weight of 2.5 pounds to a spring, and it stretches 18 inches. How far will the spring stretch for a weight of 6.4 pounds, assuming the rate of stretch per unit of weight stays constant? A. 44.86 in B. 42.43 in C. 40.25 in D. 46.08 in

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  1. anonymous
    • one year ago
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    the spring is set vertical or horizontal? it does matter so tell me which

  2. anonymous
    • one year ago
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    its staying at a constant so i thing horizontally

  3. anonymous
    • one year ago
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    ok so things are simple just divide stretches and weights and you'll quickly find the unknown stretch

  4. anonymous
    • one year ago
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    so 6.4/2.8?

  5. anonymous
    • one year ago
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    times 18

  6. anonymous
    • one year ago
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    ok sweet

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