Please answer the question clearly according to the attached page. The more it gets into details, the better for me. Please also make sure that the writing is unique. :)

4- A firm is selling two products, chairs and tables. Table price tag is $100 while each chair is sold at $40. Chairs have a variable cost of $25 and table $50. Fixed cost for the firm is $40000. If sale mix is 1:4 (one table sold for 4 chairs), what is breakeven point of production? (9 points)