ou are given the following information for Smashville, Inc.

Cost of goods sold:	199,000
Investment income:	1,900
Net sales:	384,000
Operating expense:	88,000
Interest expense:	7,400
Dividends:	7,000
Tax rate:	30
Current liabilities:	14,000
Cash:	21,000
Long-term debt:	29,000
Other assets:	43,000
Fixed assets:	133,000
Other liabilities:	5,000
Investments:	39,000
Operating assets:	35,000

Calculate the gross margin, the operating margin, return on assets, and return on equity. (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places.)