Mathematics 4024 · O Level · Ratio and proportion

Ratio and proportion — practice question

$y$ varies inversely with the square of $x$. The table gives some values of $x$ and $y$.

(a)[2]

Find the equation that links $x$ and $y$.

(b)[1]

Find the value taken by $p$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$y=\frac{12}{x^2}$ or equivalent” …