Mathematics · Oct / Nov 2025 · Paper 42 · Question 20
0580
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A solid metal prism has a mass of 4810 g, correct to the nearest 10 g. The density of the metal is 7.7 g/cm3, correct to 1 decimal place. Calculate the lower bound for the volume of the prism. [Density ¤ mass ĥ volume] cm3 [3]
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620 nfww [3]
M2 for 4810 − 5 or 4800 to 4810 oe + 7.7 to 7.8 7.7 0.05
or M1 for 4815 or 4805 or 7.75 or 7.65 oe seen
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