Mastery Problem: Cost-Volume-Profit Analysis

Cost Behavior

Cover-to-Cover Company is a manufacturer of shelving for books. The company has compiled the following cost data, and wants your help in determining the cost behavior. After reviewing the data, complete requirements (1) and (2) that follow.

Units Produced	Total Lumber Cost	Total Utilities Cost	Total Machine Depreciation Cost
14,000 shelves	$154,000	$17,100	$130,000
28,000 shelves	308,000	33,200	130,000
56,000 shelves	616,000	65,400	130,000
70,000 shelves	770,000	81,500	130,000

1. Determine whether the costs in the table are variable, fixed, mixed, or none of these.

Lumber	Variable Cost
Utilities	Mixed Cost
Depreciation	Fixed Cost

2. For each cost, determine the fixed portion of the cost, and the per-unit variable cost. If there is no amount or an amount is zero, enter "0". Recall that, for N = Number of Units Produced, Total Costs = (Variable Cost Per Unit x N) + Fixed Cost. Complete the following table with your answers. Round variable portion of cost (per unit) answers to two decimal places.

Cost	Fixed Portion of Cost	Variable Portion of Cost (per Unit)
Lumber	?	?
Utilities	?	?
Depreciation	?	?

High-Low

Biblio Files Company is the chief competitor of Cover-to-Cover Company in the bookshelf business. Biblio Files is analyzing its manufacturing costs, and has compiled the following data for the first six months of the year. After reviewing the data, answer questions (1) through (3) that follow.

	Units Produced		Total Cost
January	4,360	units	$65,600
February	275		6,250
March	1,000		15,000
April	5,775		88,750
May	1,750		32,500
June	3,015		48,000

1. From the data previously provided, help Biblio Files Company estimate the fixed and variable portions of its total costs using the high-low method. Recall that Total Costs = (Variable Cost Per Unit x Number of Units Produced) + Fixed Cost. Complete the following table.

Total Fixed Cost

Variable Cost per Unit

? ?