Mig Co., which began operations in 2005, produces gasoline and a gasoline by-product. The following information is available pertaining to 2005 sales and production:

Total production costs to split-off point

$120,000

Gasoline sales

270,000

By-product sales

30,000

Gasoline inventory, 12/31/05

15,000

Additional by-product costs:

Marketing

10,000

Production

15,000

Mig accounts for the by-product at the time of production. What are Mig’s 2005 cost of sales for gasoline and the by-product?

Gasoline

By-product

a.

$105,000

$25,000

b.

$115,000

$0

c.

$108,000

$37,000

d.

$100,000

$0