Multiple PRODUCTION Department Method [A method that allocates factory:r overhead to products by using factoryr overhead rates for each production department.) b. Determine the per-unit l'actorjlIr overhead allocated to the gasoline and diesel engines under the muitipie productior department factory overhead rate method, using direct labor hours as the acthrr'ty base for each department. tt required, round at! perunit answers to the nearest cent. Gasoline engine I $ per unit Diesel engine I $ per unit