The following amounts were obtained from Stanwick Company's accounting records.

	2016		2017
Net sales		$381,220		$423,150
Cost of goods sold:
Beginning inventory	$36,800		(d)
Purchases	(a)		296,700
Goods available for sale	(b)		(e)
Ending inventory	41,870		(f)
Cost of goods sold		(c)		295,200
Gross margin		$112,450		(g)

Required:

Compute the missing amounts. Input your answers as positive numbers.