Sterling Glass Company uses the high-low method to analyze mixed costs. The following information relates to the production data for the first six months of the year Month January $4,625 February $5,000 54 March April May June Cost Houre 370 5,820 620 $4,590 340 5,790 940 $5,440570 What is the estimated total cost at an operating level of 970 hours? (Round variable cost per unit to 2 decimal places.) 12 Multiple Choice $5,850 $5,240 $5,710. $5,080