Walking at a meter per second would take 900 seconds (15 minutes); at a faster walk, 1.5 meters per second, about 600 seconds ( 10 minutes).
It depends on how fast you walk.
You didn't tell us how long it took to walk those 3.33 meters, so it is impossible to know how long 100 meters would take.
Roughly 126 hours
10 minutes
8 minutes
Roughly 13 minutes.
How Long Does it Take to Walk 200 Meters? - It takes about 2.49 minutes to walk 200 meters at a speed of 3 mph.
20 minutes
31.4366 Minutes or approximately 31 minutes 26 seconds
It will depend on how fast each steps I take.
Walk 5,355 steps.