Using the information given below, provide the answers of the following question. High Point: Activity 8,000 customers Total (Mixed) Costs: $65,000 Low Point: Activity 6,000 customers Total (Mixed) Costs: $56,000 Q. Determine Total Variable Cost amount when 9,000 customers are served. If necessary, round your answer to the nearest dollar. (Do not put "$" or "" in your answer. If you answer is $1,000.00; then, just put 1000)