Sales $ 154,000 $ 630,000 $ 42,000 $ 261,000 Sales discounts 5,000 14,000 600 3,800 Sales returns and allowances 18,000 6,000 4,300 700 Cost of goods sold 88,556 393,450 28,567 138,510 (a) Compute net sales, gross profit, and the gross margin ratio for each of the four separate companies. (b) Which company has the better gross margin ratio?

Mr. pines is considering buying a house and renting it to students. the yearly operating costs are $1,900. the house can be sold for $175,000 at the end of 10 years and it is considered 18% to be a suitable annual effective interest rate. if the house costs $100,000 to purchase, how much would you need to charge your tenants each year in rent? (assume a single payment for the years rent at the end of each year)