A student uses a standard metre rule to measure the height of a stool.
Which of the following measurements is recorded to the nearest millimetre?
0.4 m0.4\text{ m}0.4 m
0.42 m0.42\text{ m}0.42 m
0.418 m0.418\text{ m}0.418 m
0.4176 m0.4176\text{ m}0.4176 m
164 exam-style questions on CIE IGCSE Physics Physical quantities and measurement techniques, covering Physical quantities and measurement techniques. Each one has a worked solution and a mark scheme showing where the marks go.