Proportion (OCR GCSE Maths): Quizzes

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Proportion
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12 questions from this quiz

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What does the symbol mean in mathematics?

Is proportional to

In direct proportion, what happens as one variable increases?

The other also increases

In inverse proportion, what happens as one variable increases?

The other decreases

Which notation represents linear proportion?

yxy∝x

What is the equation form for quadratic proportion?

y=kx2y=kx²

Which notation shows cubic proportion?

yx3y∝x³

What does a linear proportion graph pass through?

The origin (0,0)(0,0)

What is the equation for simple inverse proportion?

y=kxy=\frac{k}{x}

What shape is the graph of simple inverse proportion?

A hyperbola

What is the first step in solving proportion questions?

Decide on the type of proportion

What does kk represent in proportion equations?

The constant of proportionality

What is the equation for quadratic inverse proportion?

y=kx2y=\frac{k}{x²}

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