Mathematics 0580 · IGCSE · Rates

Rates — practice question

Nerina places $5400 in a simple interest account at an annual rate of $r\%$. After 3 years, the overall interest earned is $429.30$.
(main)[2]

Calculate $r$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Method: working out interest” …

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