Answer:
bike: 4,800cm
go-cart: 3000cm
skateboard: 2743.2cm
scooter: 2590.8cm
Explanation:
1) keep in mind: 100in=254cm 12 in=1ft
skateboard: 90ft=1080in=2743.2cm
scooter: 1020in=2590.8cm
bike: 4,800cm
go-cart: .03km=30m=3000cm
Fastest to slowest: bike, go-cart, skateboard, scooter