for a range of trucks 10% of each trucks mass its bodywork.one third of the remaining mass is its engine.the remaining its storage capacity. a. for a ton truck what is the storage capacity in kgs? b. if a truck has a 0.6 ton engine what is its storage capacity in kg? c. if a truck's bodywork is 450kg what is the mass of its engine ? d. if the storage capacity of a truck is 1.8 tons what is the total mass of the truck in kg