In july, noel & vang company purchased materials costing $23,100 and incurred direct labor cost of $19,800. manufacturing overhead totaled $35,200 for the month. information on inventories was as follows: july 1 july 31 materials $6,820 $7,810 work in process 770 1,320 finished goods 3,630 2,970 what was the total manufacturing costs in july?
a. $77,110
b. $71,000
c. $50,000
d. $69,600