11. Roller Blade Company uses the perpetual inventory system and had the following transactions during October: October 6: Purchased $4000 of inventory. The seller's credit terms are 2Ao. October 8: October 15: Paid the amount due. less the returned items Ooctober S. Raumaed turned $200 worth of defective units and received full credit. Prepare journal entries to record each of the preceding transactions