1. Little Dino, located in Los Angeles, does well delivering sandwiches to college students. The owner is installing four portables in-car systems to increase sales. Each system costs $2,600, has 5-year life, and salvage value of $400. The operating cost for all systems is $650 for the first year, increasing by 10% per year. The ROI is 10%. Perform annual worth analysis for the owner, answering: Estimated sales increase is $1,200 per year for all 4 systems. Choose the closest value.

	1.	-$3,346
	2.	-$3,475
	3.	-$3,262
	4.	-$3,701