Mathematics 4024 · O Level · Ratio and proportion

Ratio and proportion — practice question

(a)[1]

Tea is priced at $\$16$ for one kilogram. Calculate the cost of $300$ grams of tea.

(b)[1]

Calculate the simple interest on $\$400$ over $3$ years at $2\%$ per annum.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The cost is $4.8$.” …