Mathematics for IGCSE & O level - Limits Of Accuracy (Section 2 - No. 7)

The height of a person is given as 4.7 m to 1 decimal place. The height lies between which two measurements?
4.6 m and 4.8 m
4.65 m and 4.75 m
4.6 m and 4.7 m
4.7 m and 4.8 m

Explanation

To one decimal place means the lower bound is 4.7 - 0.05 = 4.65 and the upper bound is 4.7 + 0.05 = 4.75

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