4024/11 May/Jun 2021, Question 22: Upper and Lower Bounds
Cambridge O Level Mathematics 4024 · Paper 11 (Non-calculator) · Non-calculator · 2 marks
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The question, in short
Find the lower bound of the combined mass of a 2400 kg car (nearest 100 kg) and a 1460 kg caravan (nearest 10 kg).
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Solution · 2 marks
- 1Lower bounds: car 2350 kg, caravan 1455 kg
- 22350 + 1455 = 3805 kg
Answer3805
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