After a computer failure, you are trying to reconstruct some financial results for the year just ended. While you know that backups are available, it will take too long to get the information you want. You have been able to collect the following information.

Direct materials inventory, January 1 (Beginning)	$	16,000
Direct materials inventory, December 31 (Ending)		12,000
Work-in-process inventory, January 1 (Beginning)		21,200
Work-in-process inventory, December 31 (Ending)		10,000
Finished goods inventory, December 31 (Ending)		14,080
Manufacturing overhead		23,040
Cost of goods manufactured during this year		88,800
Total manufacturing costs		77,600
Cost of goods sold		87,040
Direct labor		12,160
Average sales price per unit		8
Gross margin percentage		37.5	%

Required:

a. Find the finished goods inventory, January 1.

b. Find the direct materials used for the year.

c. Find the Sales revenue.