0580/11 Oct/Nov 2024, Question 17: Upper and Lower Bounds
Cambridge IGCSE Mathematics 0580 · Paper 11 (Core) · Calculator · 2 marks
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The question, in short
Given d = 34.6 m rounded to the nearest 0.1 m, complete the double inequality showing the range of possible values of d.
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Solution · 2 marks
- 1Half of 0.1 m is 0.05 m
- 234.6 − 0.05 = 34.55 and 34.6 + 0.05 = 34.65
- 334.55 ≤ d < 34.65
Answer34.55 ≤ d < 34.65
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