Consider the following comments about absorption- and variable-costing income statements: I. A variable-costing income statement discloses a firm's contribution margin.
II. Cost of goods sold on an absorption-costing income statement includes fixed costs.
III. The amount of variable selling and administrative cost is the same on absorption- and variable-costing income statements.
Which of the above statements is (are) true?
a. I only.
b. II only.
c. I and II.
d. II and III.
e. I, II, and III.

E) I, II, and III.

Explanation:

Variable costing can be regarded as a concept of managerial accounting cost

whereby during the period of producing the product there is incurred

manufacturing overhead.

Absorption costing income statement, utilize absorption costing when creating income statement. The income statement focus on the cost through sectioning of cost into period cost and product.

It should be noted that

I. A variable-costing income statement discloses a firm's contribution margin.

II. Cost of goods sold on an absorption-costing income statement includes fixed costs.

III. The amount of variable selling and administrative cost is the same on absorption- and variable-costing income statements.

u = 30

continuing your method

= +

subtract from both sides

= - thus

= -

= ⇒ u = 30