14. HYTECK Companys weekly store operating costs for a 10-week period had a value of $300,000 and a low value of $260,000. Sales volumes for the two weeks were $4,000,000 and $3,200,000 respectively. At a sales level of $3,500,000, the estimated store operating costs using the high-low method of cost analysis would be:

$175,000. $300,000. $275,000. $260,000.