Based on the description below, answer the questions that follow.

The manager of a local restaurant spends $8,400 for its monthly fixed cost. Its variable cost is $9 per customer.

Determine the amount of its Contribution Margin (= Sales - Total VC) to generate the EBT of $5,600. (Do not put "$" or "," in your answer. Put only the number. For example put 10000 for $10,000. FYI, the Canvas will put "," automatically by itself.