Required information [The following information applies to the questions displayed below.] Barnes Company reports the following for its product for its first year of operations. Compute total product cost per unit using absorption costing for the following production levels: (a) 3,000 units, (b) 3,600 units, and (c) 4,500 units. Required information [The following information applies to the questions displayed below.] Barnes Company reports the following for its product for its first year of operations. Compute total product cost per unit using absorption costing for the following production levels: (a) 3,000 units, (b) 3,600 units, and (c) 4,500 units