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Inverse Variation

Quiz by Tasnim Aina

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5 questions
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  • Q1

    The intensity I of light produced by a light source varies inversely as the square of the distance d from the source is written as

    d2=kI

    d2 = \frac{k}{I}

    I=\frac{k}{^{d^2}}  

    I = kd2

    30s
  • Q2

    In inverse variation, variable y increases when the variable x decreases at the same rate, and vice versa.

    true
    false
    True or False
    30s
  • Q3

    Given that y varies inversely with x, if x =7 and y = 4, what is y when x = 2?

    28

    -14

    14

    12

    30s
  • Q4

    Which is an example of inverse variation?

    y=13x

    y=\frac{13}{x}

     x=\frac{y}{13}

    y=\frac{x}{13}

    30s
  • Q5

    Which variation statement represents the  given table of values?

    Question Image

    𝑥 varies directly as 𝑦 where 12 is the constant of variation

    𝑦 varies directly as 𝑥 where 12 is the constant of variation

    𝑦 varies inversely as 𝑥 where 12 is the constant of variation

    𝑥 varies inversely as 𝑦 where 12 is the constant of variation 

    30s

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