One kilometre is 1000 metres
So three kilometres are 3000 metres
1/1.609
15000km = 1500000000cm
2101
Three inches is 0.08 meters.
3 yards = 2.7432 meters
3,000 meters
9
1.3 meters.
Three meters is 3000mm
3 miles = 4,828.032 meters
about three and a half meters
3 meters = 300 centimeters