Question

Boris rides around a 800 metre track recording his speed each time. In

the three laps he recorded 49 secs, 53 secs and 48 secs. What was his
average time per lap?​

Answer 1

The easiest way to work out average times is to convert them all to seconds. 60 secs makes 1 min etc. Add all the seconds. Then divide the sum by the number of entries, hope this works.

Explanation: