4024/11 Oct/Nov 2023, Question 8: Unit Conversions
Cambridge O Level Mathematics 4024 · Paper 11 (Non-calculator) · Non-calculator · 2 marks
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The question, in short
Convert two measurements between units: 78 mm to cm, and 3 m² to cm².
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Part (a) · 1 mark
Change 78 mm into centimetres.
- 178 ÷ 10 = 7.8 cm
Answer7.8
Part (b) · 1 mark
Change 3 m² into square centimetres.
- 11 m² = 100 × 100 = 10 000 cm²
- 23 × 10 000 = 30 000 cm²
Answer30 000
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