4024/12 Oct/Nov 2021, Question 8: Unit Conversions
Cambridge O Level Mathematics 4024 · Paper 12 (Non-calculator) · Non-calculator · 2 marks
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The question, in short
Convert two measurements: 0.06 km into metres, and 7 m² into cm².
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Part (a) · 1 mark
Express 0.06 km in metres.
- 10.06 × 1000 = 60 m
Answer60
Part (b) · 1 mark
Express 7 m² in cm².
- 11 m² = 100 × 100 = 10 000 cm²
- 27 × 10 000 = 70 000 cm²
Answer70 000
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