Anderson Company manufactures and sells a single product. The company's sales and expenses for last year follow:

$($Click the icon to view the information.$)$

Read the requirements.

Requirement $1.$ Fill in the missing numbers in the table. Use the following questions to help fill in the missing numbers in the table:

a$.$ What is the total contribution margin?

The total contribution margin is

$$30,000$

b$.$ What is the total variable expense?

The total variable expense is

$ $90,000$

c$.$ How many units were sold?

units were sold.

Data table