Mathematics 0580 · IGCSE · Similarity

Similarity — practice question

(main)[4]

Two solid steel statues are mathematically similar. The smaller statue is 12 cm tall and the larger statue is 15 cm tall. The mass of the larger statue is 2.5 kg. The density of steel is $8\,\text{g cm}^{-3}$. Calculate the volume of the smaller statue. [Density = mass \div volume.]

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: Apply the volume scale factor $\left(\frac{12}{15}\right)^3$

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