Riverside Engineering is a machine shop that uses job order costing. Overhead is applied to individual jobs at a predetermined rate based on direct labor costs. The job cost sheet for job no. 321 appears below.

JOB COST SHEET

JOB NUMBER: 321 DATE STARTED: May 10

PRODUCT: 2″ Brass Check Valves DATE COMPLETED: May 21

UNITS COMPLETED: 4000

Direct materials used $ 7,800

Direct labor 1,500

Manufacturing overhead applied 3,000

Total cost of job no. 321 $ 12,300

Unit cost ($12,300 Af· 4,000 units) $ 3.08

a. Summarize the manufacturing costs charged to job no. 321.

b. Record the completion of job no. 321.

c. Record the credit sale of 2,100 units from job no. 321 at a unit sales price of $5. Record in a separate entry the related cost of goods sold.

Prepare general journal entries to the above statements (Omit the “$” sign in your response):