er Problems

$(1.$

Billings Company is a decentralized wholesaler with five autonomous divisions. The divisions are evaluated on the basis of ROI, with year$-$end bonuses given to the divisional managers who have the highest ROIs. Operating results for the company's Office Products Division for this year are given below:

Sales

Variable expenses

Contribution margin

Fixed expenses

Net operating income :

Divisional average operating assets

$\backslash$table$[[$$$23,000,000$