Bob's trucking company has to send a truck to pick up some cargo at a new Warehouse the warehouse forklift used to move the cargo cannot go up or down obstacle more than 6 in the company is for truck struck one has a two foot high cargo bed truck to has a 3-foot high cargo bed truck 3 has a four foot high cargo bed and truck for has a 5-foot High cargo bed bug is not know how high the loading dock at the warehouse is but there is a wheelchair ramp that is 17 ft long and has a slope distance of 17.4 Ft which trucks did should they send