Assume that you have the following informations extracted from the Trial balance at 31.12.2019:

Inventory	$24,800
Sales	$194,000
Sales return and allowances	$14,000
Sales discount	$11,000
Cost of goods purchased	$93,000
Operating expenses	$16,600

Assume that at the end of 2018 the company had $19,000 inventory on hand.

Assume that the ending inventory of 2018 is understated by 1400$

1-Calculate Net sales