Profitability analysis. see picture

Kolby Enterprises reports the following information on its income statement: Required Calculate Kolby's gross profit percentage and return on sales ratio. Kolby is planning to add a new product and expects net sales to be dollar 30,000 and cost of goods to be dollar 25,000. No other income or expenses are expected to change. How will this affect Kolby's gross profit percentage and return on sales ratio? (Round an answers to 1 decimal place.)