A km is 1000 meters. Therefore if the pool is 20 meters, it would require 50 laps (1000 / 20 = 50) If you can swim 1 lap in a minute then it would take 50 minutes.
Good Luck
about 5 laps of a 25 metre pool freestlye. 4 of breastroke and somewhere in between 4 and 5 for backstroke and butterfly.
Unles you sprint or run really fast, it would take most people more then a minute to complete a lap around a track.
you run as many laps as you can in 12 minutes (usually 200 m track)
24 divided by 8 is 3, which means she can run 3 laps per minute. Assuming she doesn't slow down she can run 3*12, or 36 laps in 12 minutes.
7.5 laps
20 laps
64
2 laps-400m each
0.932056
It depends on how big the laps are.
267 laps.
32 laps