A ditch d = 1.80 m wide crosses a trailbike path. An upward incline of = 14° has beenbuilt up on the approach so that the top of the incline is levelwith the top of the ditch. What is the minimum speed a trail bike must be moving to clear the ditch? (Add 1.4 m to the range for theback of the bike to clear the ditch safely.)