CoursHeroTranscribedText: Adriana Corporation manufactures football equipment. In planning for next year, the managers want to understand the relation between activity and overhead costs. Discussions with the plant supervisor suggest that overhead seems to var],r with laborhours, machinehours, or both. The following data were collected from last year's operations: Month Labor Machine Overhead Costs Hours Hours 1 7'30 1,363 5 102,751 2 725 1,400 103,871 3 685 1,518 109,884 4 7'50 1,458 108,305 5 780 1,591 116,127 6 7'65 1,589 114,516 7 7'30 1,391 106,929 8 725 1,301 102,082 9 705 1,459 106,469 10 7'90 1,555 113,132 11 670 1,294 100,528 12 705 1,612 113,089 Required: (a) Use the highlow method to estimate the fixed and variable portions of overhead costs based on machinehours. [Round your variable cost answer to 2 decimal places. Omit the "5" sign in your response.) Variable cost (per machine hour} 3 Fixed cost S {b} Managers expect the plant to operate at a monthly average of 1,600 machinehours next year. What are the estimated monthly overhead costs, assuming no ination? [Use rounded variable cost. Omit the "5" sign in your response} Overhead costs