Answer and Explanation:
The computation of the departmental income for the black and navy decisions is shown below:
Particulars Black Division Navy Division
Net sales $600,000 $330,000
Less:
Salary expense -$21,000 -$41,000
Cost of goods sold -$160,000 -$152,000
Rent expense -$26,000 -$39,000
Departmental income $393,000 $98,000
We simply deduct all expenses from the sales so that the departmental income could come