Linear Equations
UK Secondary (7-11)
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Inverse Proportion

Interactive practice questions

If $y$y varies inversely with $x$x we write the equation:

$y=x^k$y=xk

A

$y=x+k$y=x+k

B

$y=kx$y=kx

C

$y=\frac{k}{x}$y=kx

D

$y=x^k$y=xk

A

$y=x+k$y=x+k

B

$y=kx$y=kx

C

$y=\frac{k}{x}$y=kx

D
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Is the variation relating the distance between two locations on a map and the actual distance between the two locations an example of a direct variation or an inverse variation?

Is the variation relating the number of workers hired to build a house and the time required to build the house an example of a direct variation or an inverse variation?

Is the variation relating the time it takes an ice cube to melt in water and the temperature of the water an example of a direct variation or an inverse variation?

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