Following are the merchandising transactions of Dollar Store. November 1 Dollar Store purchases merchandise for $1,500 on terms of 2/5, n/30, FOB shipping point, invoice dated November 1. November 5 Dollar Store pays cash for the November 1 purchase. November 7 Dollar Store discovers and returns $200 of defective merchandise purchased on November 1, and paid for on November 5, for a cash refund. November 10 Dollar Store pays $90 cash for transportation costs for the November 1 purchase. November 13 Dollar Store sells merchandise for $1,600 with terms n/30. The cost of the merchandise is $800. November 16 Merchandise is returned to the Dollar Store from the November 13 transaction. The returned items are priced at $160 and cost $80 the items were not