During a race , the blue biker cleared a jump safely , while another biker appears to not be doing as well as the biker jumping .
It is certain that two bikers have varying success at a jump during a race .
It is certain that two bikers have varying success at a jump during a race .
There is little chance that two bikers have varying success at a jump during a race .
Two bikers have varying success at a jump during a race .