House of Pianos, Inc. purchases pianos from a well-known manufacturer and sells them at the retail level. The pianos sell, on the average, for $3900 each. The average cost of a piano from the manufacturer is $1100. House of Pianos, Inc. has always kept careful records of its costs. The costs that the company incurs in a typical month are presented below: During November, the company sold and delivered 119 pianos. Prepare a Contribution Format income statement for November with costs organized by behaviour. Show costs and revenues on both a total and a per unit basis down through contribution margin. - 12 marks