I have a pool at my home that is 12.5 m long, so that if I...
I have a pool at my home that is 12.5 m long, so that if I swim eight laps, I can look at the time and say, that's my time for 100 m.
I have a pool at my home that is 12.5 m long, so that if I swim eight laps, I can look at the time and say, that's my time for 100 m.