Mathematics for IGCSE & O level - Limits Of Accuracy (Section 3 - No. 39)
The length of a piece of paper is measured as 26 cm to the nearest centimeter. What is the lower bound of this measurement?
25.0 cm
25.5 cm
26.0 cm
26.5 cm
Explanation
The lower bound is halfway between 26 cm and the next lower possible value, 25 cm, thus 25.5 cm.
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