Mathematics for IGCSE & O level - Limits Of Accuracy (Section 3 - No. 42)
A winning time is given as 34.91 seconds to the nearest hundredth of a second. What is the lower bound of this time?
34.90 s
34.905 s
34.91 s
34.915 s
Explanation
When rounding to the nearest hundredth, the lower bound would be halfway between 34.91 and 34.90, which is 34.905 seconds.
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