2hrs:50mins:54secs
American Florence Griffith-Joyner holds the women's world record of 10.49 seconds. speed = distance/time = 100m/10.49s = 9.533m/s 9.533m/s x 1km/1000m x 3600s/h = 34.32km/h
1000mm in 1m 1000m in 1km hence 1000000mm in 1km
1000m = 1km
46,000 1,000 meters = 1km
1000m= 1km.
1
1km = 1000m 1km > 50m 1km is bigger
1km = 1000m520m/1km:= 520/1000 or 13/25 of 1km
1km
100000cm = 1km 50cm = 1km/1000000cm/1km 0.00005km = 50cm 50cm < 1km
Average human waking speed is 1.4m/s. Thus, the average time it takes, at walking speed, to walk 1km is 11 minutes, 54 seconds.
1km = 1000000mm
1km -450 = -449
It is: 1km = 1,000m
1km, it is 3 times as big
1km = 1000m20m/1km:= 20m/1000m= 2/100 or 1/50
If you mean 700cm then it is 7/10 of 1km