Can someone help me with this business /math question?

Calculate net sales, gross profits, total operating expenses, and net income.
Sales Returns $7000
Rent Expense $12880
Sales Discounts $9500
Depreciation Expense $6000
Cost of Merchandise Sold $76000
Gross Sales $209000
Advertising Expense $16500
Salary Expense $29000
Heat Expense $9000
I managed to get the total expenses and net sales.

?2015-05-06T08:57:53Z

Gross Sales $209000
Sales Returns ($7000)
Sales Discounts ($9500)

Net sales = 192,500

Cost of Merchandise Sold ($76000)

Gross Profit = 116,500

Rent Expense $12880
Depreciation Expense $6000
Advertising Expense $16500
Salary Expense $29000
Heat Expense $9000

Net income = 43,120

Don G2015-05-05T16:56:09Z

Gross profit is the difference between Net Sales and Cost of Mdse Sold. Net Income of course is the final result, after all expenses.