Bard Manufacturing uses a job order cost accounting system. During one month Bard purchased $198,000 of raw materials on credit; issued materials to production of $195,000 of which $30,000 were indirect. Bard incurred a factory payroll of $150,000, paid in cash, of which $40,000 is classified as indirect labor. Bard uses a predetermined overhead application rate of 150% of direct labor cost. The total manufacturing costs added during the period are:
| $440,000. | |
| $540,000. | |
| $570,000. | |
| $500,000. | |
| $470,000. |