1. Miller Metal Co. makes a single product that sells for $40.5 per unit. Variable costs are $26.2 per unit, and fixed costs total $65,975 per month.
Required:
a. Calculate the number of units that must be sold each month for the firm to break even. (Do not round your intermediate calculations.)
Break-even volume Units

b. Assume current sales are $405,000. Calculate the margin of safety and the margin of safety ratio.
Margin of safety
Margin of safety ratio %

2. A department of AIpha Co. incurred the following costs for the month of September. Variable cost, and the variable portion of mixed cost, are a function of the number of units of activity:

Activity level in units 4,500
Variables costs 9,900
Fixed cost
31,000
Mixed costs 16,220
Total costs $57,120


During October the activity level was 9,400 units, and the total costs incurred were $69,500.

Required:
a. Calculate the variable costs, fixed costs, and mixed costs incurred during October. (Do not round Intermediate calculations.)
October
Variable cost
Fixed cost
Mixed cost

b. Use the high-low method to calculate the cost formula for mixed cost. (Do not round intermediate calculations and round your answers to two decimal places.)
Cost formula + Per unit