Mathematics 4024 · O Level · Ratio and proportion

Ratio and proportion — practice question

$y$ varies inversely with $x$. Given that $y = -50$ when $x = 3$.
(main)[2]

Determine $y$ when $x = -10$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Apply $y=\frac{k}{x}$ with the correct substitution” …

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