a. Direct materials prices in 2018 are expected to increase by 8% compared with 2017 b. Under the terms of the labor contract, direct manufacturing labor wage rates are expected to increase c. Power rates and wage rates for supervision, materials handling, and maintenance are not expected to d. Depreciation costs are expected to increase by 9%, and rent, property taxes, and administration costs e. Hamwey expects to manufacture and sell 75,000 units in 2018. by 4% in 2018 compared with 2017 change from 2017 to 2018. are expected to increase by 7%