MER CES Question 9 The two main types of investments are: O equity instruments and inventory. cash and property, plant, and equipment. O debt instruments and equity instruments. debt instruments and cash. inment Question 8 Which of the following is a characteristic of a perpetual inventory system? Inventory purchases are debited to a Purchases account. Inventory records are not kept for every item. Cost of goods sold is recorded with each sale. O Cost of goods sold is determined as the amount of purchases less the change in inventory