A runner completes 4 laps of a running track. A coach uses a stopwatch to record the times at the start of the run, after one lap, and at the end of the fourth lap.
The stopwatch readings are:
What is the average time for completing one lap of the track?
88.0 s88.0\text{ s}88.0 s
95.0 s95.0\text{ s}95.0 s
97.5 s97.5\text{ s}97.5 s
98.0 s98.0\text{ s}98.0 s
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.