Given the following information, calculate the maintained markup %: opening inventory gross purchases Cost $69,600.00 Retail $145,000.00 returns to vendors net purchases freight $36,000.00 $75,000.00 $7,200.00 $15,000.00 $98,400.00 total merch handled $2,000.00 $100,400.00 CMU = net sales net markdowns employee discounts total retail deductions $80,000.00 cost % = $12,000.00 $2,000.00 closing book inventory gross cost of merch sold alterations costs cash discounts net cost of merch sold maintained markup S maintained markup % $3,000.00 $5,500.00