Mathematics for IGCSE & O level - Limits Of Accuracy (Section 2 - No. 17)
A runner completes a race in 10.2 seconds to the nearest tenth of a second. What is the minimum possible time taken?
10.15 s
10.2 s
10.25 s
10.3 s
Explanation
To the nearest tenth of a second means the lower bound is 10.2 - 0.05
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