please help me find ending finished goods inventory balance

Tamarisk Printing, Inc., prints and binds encyclopedia. The following information was found in the accounting records: $ Sales price per unit Direct materials per unit Direct labor per unit Variable overhead per unit Fixed overhead per unit Fixed selling costs Variable selling costs Beginning inventory Units produced Units sold $ 101 $ 49 $ 17 $ 8 $ 21 $ 46,300 $ 155,400 0 102,400 90.200 (a) Under absorption costing, what is Tamarisk's operating income? Operating income $ 339500 (b) Under variable costing, what is Tamarisk's ending Finished Goods Inventory balance? Ending Finished Goods Inventory balance $