Suppose the total cost of producing 5 comma 000 tennis balls is ​$50 comma 000​, and the fixed cost is ​$10 comma 000. What is the variable​ cost? ​$ nothing. ​(Enter a numeric response using an​ integer.) When output is 5 comma 000​, what is the average variable​ cost? ​$ nothing. ​(Enter a numeric response using a real number rounded to two decimal​ places.) When output is 5 comma 000​, what is the average fixed​ cost? ​$ nothing. ​(Enter a numeric response using a real number rounded to two decimal​ places.)