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23 February, 11:39

y varies inversely with x. When x is 5, y is 4. What is the constant of inverse variation, k?

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  1. 23 February, 13:22
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    K = XY

    K = 5*4

    K = 20

    When y inversely varies with x, the equaiton is k = xy. Plug in your constants of 5 for x and 4 for y, and you get your constant of variation as 20.
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