This is my question regarding COMM 294 Quiz #3.

A company shows the following inventory balances on October 1st and on October 31st: Balance on October 1 Balance on October 31 Raw materials $4, 000 $2, 850 Work in process 12 , 000 15 , 000 Finished goods 24 , 000 27 , 000 All raw materials used are direct. How much direct materials were used in October if $23,321 in raw materials were purchased during the month? Provide answer to the nearest dollar (i.e. no digits after the decimal place)