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2 November, 07:50

If x varies directly to y, and x=3 when y=18, what is the constant of variation?

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Answers (2)
  1. 2 November, 09:44
    0
    X varies directly to y means

    x=ky

    (and y varies directily to x means y=kx, so diffent)

    x=3 and y=18

    x=ky

    3=k18

    divide both sies by 18

    1/6=k

    the constant of variation is 1/6
  2. 2 November, 10:47
    0
    Your answer is going to be : 6 cause 6 x 3 = 18
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