1. Dollar Store purchases merchandise for $1,600 on terms of 2/5, n/30, FOB shipping point, invoice dated November 1. 2. Dollar Store pays cash for the November 1 purchase. 3. Dollar Store discovers and returns $200 of defective merchandise purchased on November 1, and paid for on November 5, for a cash refund. 4. Dollar Store pays $80 cash for transportation costs for the November 1 purchase. 5. Dollar Store sells merchandise for $1,728 with terms n/30. 6. The cost of the merchandise is $864. 7. Merchandise is returned to the Dollar Store from the November 13 transaction. The returned items are priced at $290. 8. The returned items cost $145; the items were not damaged and were returned to inventory