A business operated at 100% of capacity during its first month, with the following results:

Sales (90 units)

$90,000

Production costs (100 units):

Direct materials

$40,000

Direct labor

20,000

Variable factory overhead

2,000

Fixed factory overhead

7,000

69,000

Operating expenses:

Variable operating expenses

$ 8,000

Fixed operating expenses

1,000

9,000

What is the amount of the income from operations that would be reported on the variable costing income statement?

Group of answer choices

$18,000

$18,200

$21,000

$18,900