Mathematics 0580 · IGCSE · Ratio and proportion

Ratio and proportion — practice question

$y$ varies in proportion to the square of $(x - 7)$. If $x = 12$, then $y = 2$.
(main)[3]

Find the value of $y$ when $x = 17$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Final answer: $8$” …

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