The following information is available for Alba Company's maintenance cost over the last four months. Maintenance Maintenance Month hours January February March April cost 150 $6,000 120 $5,100 240 $8,100 210 $6,900 a. Use the high-low method to estimate both the fixed and variable component of its maintenance cost. (15 Points). b. Estimate maintenance cost of 200 maintenance hours using the estimate you calculated in (a) above. (5 Points).