-ucia Company has two service departments: Office and Purchasing. Total expenses for the Office is $42,800 and for Purchasing is $32,100. Expenses for the Office are allocated to operating departments based on sales. Expenses for Purchasing are allocated to operating departments based on purchase orders. Allocate the expenses from (a) the Office and (b) Purchasing to each of the company's three optrating departments using the given information. \begin{tabular}{|c|c|c|c|c|c|c|} \hline Purchasing & Allocation Base & \multicolumn{3}{|c|}{ Percent of Allocation Base } & \begin{tabular}{l} Cost to be \\ Allocated \end{tabular} & Alloctsd Cost \\ \hline Department & + & Numerator & Denominator & % of Total & & \\ \hline Books & & & & 0 & & \\ \hline Magazines & & & & 0 & & \\ \hline Newspapers & = & & . & 0 & & \\ \hline Totals & & & & 0 & & \\ \hline \end{tabular}