Nova Comparyy's total overhead costs at various levels of actlvify follow Assume that the total overhead costs consist of utilates, supervisory salaries, and maintenance, The breakdown of these costs at the 68.000 machine hout level of activity is as follows: V n variable; F= fioed; M= mixed: Nova Company's management wants to break the maintenance cost down into lts basic variable and tixed cost ekements: Required: 1. As shown, overthead costs in May amounted to \$278,000. Determine how much of this consisted of maintenance cost. ithint To da this, it may be helpful to first determine how much of the $278,000 consisted of utilities and supervisory salaries. Think about tie behaviour of variable and fised costs) (Do not round intermediate colculations. Round your answers to the nearest whole dollor amount.] Required: benaviour of varitble and fixed conts) (Do not round intermediete calculetions. Round yeuf anawers ie the hearpit whole dols. emount) "Fixed coss" answer to the neore ist whole dollar and "Vprioble cop" aniwer to 2 decimni placesy 3. Express the company's totar overhead costs in the Ayear equaton Kom Y y+2 b. (Do not round intermedibte ealculavions, Aound "Fixed cest" enswer te the nesrest whale doller and "Yarioble cost" anwer to 2 decimol pleces). 4. What forad ove head costs would you expect to be kicuined at an operating activiny ievet of 68,000 mak hine hours A a a asesatiog) omount.) 3. Express the company's fotal overbead costs in the linear equation form Y=a+bX. Do not round intermiadinta cniculations found "Fixed cost" answer to the nearest whole dollar and "Variable cost" answer to 2 decimal ploces.1. 4. What total overhead costs would you expect to be incurred at an operating activity level of 68,000 machine hours? A an operaling activity level of 83,000 machine hours? (Do not round intermediate calculations. Round your answers to the nearest whole dollar omount.)