From the following accounts, calculate

(a) Net sales,

(b) Cost of goods sold,

(c) Gross profit,

(d) Net income. 

Sales Discounts.....................................................................$ 500 

Physical Count of Inventory, December 31, 2019.................79 

Sales Returns and Allowances............................................$ 191 

Cash 3,895 Accounts Receivable...........................................441 

Sales......................................................................................3,950 

Ending Inventory, December 31, 2019..................................75 

Cost of Goods Sold.............................................................1,087 

R. Roland, Capital...............................................................1,950 

Operating Expenses.............................................................895 

Accounts Payable.................................................................129