Steam Coal Company, which manufactures locomotive engines, i…

Steam Coal Company, which manufactures locomotive engines, is attempting to predict its maintenance costs more accurately. Maintenance costs are a mixed cost. Maintenance costs and machine hours for the first four months of the year are as follows:MonthMaintenance CostsMachine HoursJanuary$ 50,3201,340February60,2101,580March58,0051,450April62,3701,840Required:Use the high-low method to calculate the unit variable cost and the monthly fixed cost. Show your work.

Rachael, a 60-year-old female marathon runner visited her nu…

Rachael, a 60-year-old female marathon runner visited her nutritional consultant for advice on her diet. Currently, Rachael weighs 131lbs. After a 3.5 hour run, Rachael weighed 127lbs. How much more water do you recommend she intakes after the run to rehydrate herself back to pre-exercise levels?