Question 20 — IGCSE 0580 March 2025 Paper 42
Cambridge IGCSE Mathematics 0580, Extended tier, calculator. Topic: Mensuration · Perimeter, Area and Volume. Worth 3 marks.
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Question text
20 A piece of metal has volume 1240 cm3, correct to the nearest 20 cm3.
The mass of the piece of metal is 7800 g, correct to the nearest 100 g.
Calculate the lower bound of the density of the metal.
[Density = mass ÷ volume.]
...................................... g/cm3 [3]
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