QUESTION 19 To compute equivalent units of production, one must be able to reasonably estimate: O The percentage of completion. O Units completed. Units started and completed. Direct labor cost. Materials cost. QUESTION 20 The purchase of raw materials on account in a process costing system is recorded with a: O Debit to Purchases and credit to Cash. Debit to Purchases and a credit to Accounts Payable. Debit to Raw Materials Inventory and a credit to Accounts Payable. Debit to Accounts Payable and a credit to Raw Materials Inventory. Debit to Work in Process Inventory and a credit to Accounts Payable