Mathematics 0580 · IGCSE · Proportion

Proportion — practice question

$x$ varies inversely with the square root of $w$. If $w = 16$, then $x = 3$.
(main)[2]

Express $x$ in terms of $w$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “So, $\frac{12}{\sqrt{w}}$” …

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