Rangan purchases $3.6\text{ kg}$ of potatoes together with $2.8\text{ kg}$ of leeks. Altogether, they cost $\$13.72$. The leeks are priced at $\$2.65$ per kilogram.
(main)[3]
Find the price for $1\text{ kg}$ of potatoes.
Worked solution & mark scheme
This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “M1 for evaluating $2.8 \times 2.65$” …