About 21 minutes 47 seconds.
1600 meters or 1720 yards
It will take you 17.05 seconds to run 100 yards.
as long as it takes to go 100 yards.
It takes 2.045 seconds.
18000 yards = 10.23 miles a person can comfortably walsk at 3 miles an hour so it would take 3.41 hours to cover 18000 yards.
Not enough information. Such "how long does it take" questions depend on the speed. You need to know that speed, or assume some speed, then divide the distance by the speed.
9.0958
it depends how fast you walk
It depends on the speed at which you walk, and how long you can sustain that speed.
It would take: (220/100) times 9.2 = 20.24 seconds
Don't take speed.
20 minutes