the gradient of four ramps are given below;
car 20%
ski jump 0.15
skateboard 1/2
bike 0.3
list the ramps in order , steepest first
skateboard .5
bike .3
car .2
ski jump .15
car 20%
ski jump 0.15
skateboard 1/2
bike 0.3
list the ramps in order , steepest first
bike .3
car .2
ski jump .15