Hair World Incorporated is a wholesaler of hair supplies. Hair World uses a perpetual inventory system. The following transactions (summarized) have been selected for analysis: a. Sold merchandise for cash (cost of merchandise $28,797). b. Received merchandise returned by customers as unsatisfactory (but in perfect condition) for cash refund (original cost of merchandise $220). c. Sold merchandise (costing $4,750) to a customer on account with terms n/60. $ 51,200 250 10,000 d. Collected half of the balance owed by the customer in (c). 5,000 e. Granted a partial allowance relating to credit sales the customer in (c) had not yet paid. 160 f. Anticipate further returns of merchandise (costing $140) after year-end from sales made during the year. 350 PA6-3 (Static) Part 4 4. Hair World is considering a contract to sell merchandise to a hair salon chain for $15,000. This merchandise will cost Hair World $10,000. What would be the increase (or decrease) to Hair World's gross profit and gross profit percentage? (Round "Gross Profit Percentage" to 1 decimal place.) Gross Profit increased by $ 5,000 Gross Profit Percentage decreased to 2.4 %