2025 IGCSE 0580 May/June P43 Q22

2025 IGCSE 0580 May/June P43 Q22

4 marks

A metal cube has mass \(14.2\text{ g}\), correct to 1 decimal place.

  1. Find the lower bound of the mass of the cube.[1]
  2. The side length of the cube is \(1.3\text{ cm}\), correct to 1 decimal place.
    Calculate the upper bound of the density of the metal.
    [Density \(=\) mass \(\div\) volume][3]

Solution:

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Answer:(a) \(14.15\text{ g}\). (b) \(7.296\text{ g/cm}^3\).

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