Mathematics for IGCSE & O level - Limits Of Accuracy (Section 2 - No. 9)
A piece of red string is 35.2 cm long to the nearest millimetre. The lower bound for the length is
35.1 cm
35.15 cm
35.2 cm
35.25 cm
Explanation
To the nearest mm means to the nearest 0.1cm, so the lower bound is 35.2 - 0.05=35.15
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