Brandon, Inc. sells Unity Candles for $140 each. Operating results for October, November, and December of 2022 are as follows:

			October	November	December
	Sales		$21,000	$28,000	$35,000
	COGS		(6,000)	(8,000)	(10,000)
	Gross margin		15,000	20,000	25,000
	Selling expense		(1,100)	(1,310)	(1,500)
	Salaries		(4,000)	(4,000)	(4,000)
	General admin.		(1,400)	(1,440)	(1,500)
	Operating income		$8,500	$13,250	$18,000

If Brandon, Inc. can sell 300 candles in January 2023, how much operating income should it have that month?