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Mathematics · Oct / Nov 2024 · Paper 21 · Question 14

0580

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Two solid steel statues are mathematically similar. The smaller statue has height 12 cm and the larger statue has height 15 cm. The larger statue has a mass 2.5 kg. The density of steel is 8 g/cm3. Calculate the volume of the smaller statue. [Density = mass ÷ volume.] cm3 [4]

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160 [4]

3 2500 12 ‣ =

M3 for V oe 8 15 3 3 figs 25 12 or for answer figs 16 from × 8 15 3

or B2 for 1.28 [kg] OR

M1 for 2500 ÷ 8 oe or 312.5 seen 3 3 12 15

M1 for or oe 15 12

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