First of all, you can't play motocross, you race motocross. Motocross is the outdoor version of dirt bike racing. Supercross is indoor. Professional motocross racers race for 30 minutes plus 2 laps.
A national motocross race consists of two (2) 30 minute plus two laps motos.
there are many here are some: supercross arena cross motocross freestyle motocross indoor motocross outdoor motocross
7.5 laps
20 laps
64
267 laps.
there are 9 laps
2 laps-400m each
0.932056
It depends on how big the laps are.
32 laps