Following are the merchandising transactions of Dollar Store . Nov. 1 Dollar Store purchases merchandise for $ 3,000 on terms of 2/5 , n / 30 , FOB shipping point , invoice dated November 1 . Dollar Store pays cash for the November 1 purchase . 7 Dollar Store discovers and returns $ 200 of defective merchandise purchased on November 1 , and paid for on November , for a cash refund . 10 Dollar Store pays $ cash for transportation costs for the November 1 purchase . 13 Dollar Store sells merchandise for $ 3,240 with terms n / 30 . The cost of the merchandise is $ 1,620 . 16 Merchandise is returned to the Dollar Store from the November 13 transaction . The returned items are priced at 285 and cost $ 143 ; the items were not damaged and were returned to inventory . Journalize the above merchandising transactions for the Dollar Store assuming it uses a perpetual inventory system and the gross method