At the end of the first year of operations, $2,700$ units remained in the finished goods inventory. The unit manufacturing costs during the year were as follows:Direct materials $$24\mathrm{.}00$Direct labor $11\mathrm{.}60$Fixed factory overhead cost $3\mathrm{.}90$Variable factory overhead cost $3\mathrm{.}15$Determine the cost of the finished goods inventory reported on the balance sheet under $($a$)$ the absorption costing concept and $($b$)$ the variable costing concept.