Q6.2: Under a perpetual inventory system, the purchase of merchandise on account is recorded by increasing A Inventory Expense. B Inventory. Purchases. Cost of Goods Purchased. A D Q6.7: The credit terms on a sales invoice read "2/10,n/30". The buyer should A pay within the discount period and recognize a savings. B hold off on paying the bill until the end of the credit period while investing the money at 10% annual interest during this time. pay within the credit period but should not invest the cash while waiting to pay the bill. D recognize that the supplier is desperate for cash and withhold payment until the end of the credit period while negotiating a lower sales price