Mathematics 4024 · O Level · Ratio and proportion

Ratio and proportion — practice question

The quantity $y$ is proportional to $(x-1)^2$.

(main)[2]

Since $y = 18$ when $x = 4$, determine the value of $y$ for $x = 6$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$50$ ” …