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 $3,300 each. The average cost of a piano from the manufacturer is $1,492. The costs that the company incurs in a typical month are presented below:

Costs		Cost Formula
Selling:
Advertising	$	955 per month
Delivery of pianos	$	61 per piano sold
Sales salaries and commissions	$	4,823 per month, plus 4% of sales
Utilities	$	633 per month
Depreciation of sales facilities	$	4,944 per month
Administrative:
Executive salaries	$	13,490 per month
Depreciation of office equipment	$	943 per month
Clerical	$	2,499 per month, plus $37 per piano sold
Insurance	$	719 per month

During November, the company sold and delivered 60 pianos.

Required:
1.	Prepare a traditional income statement for November.

2.	Prepare a contribution format income statement for November.