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process inventory began the year with a $5,500 balance and ended the year with a $7,500 balance. Alien Company used $71,000 of direct materials and incurred $37,000 of direct labor costs during the current year. Indirect labor amounted to $2,700 while indirect materials used totaled $1,600. Other operating costs pertaining to the factory included utilities of $3,100, maintenance of $4,500, supplies of $1,800, depreciation of $7,900, and property taxes of $2,600. There was no beginning or ending finished goods inventory, but work in process inventory began the year with a $5,500 balance and ended the year with a $7,500 balance