Mathematics 0580 · IGCSE · Ratio and proportion

Ratio and proportion — practice question

(main)[3]

$y$ varies inversely with the square root of $(x - 2)$. For $x = 4.25$, $y = 12$. Determine $x$ when $y = 3$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: Accurate algebraic working

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