Selected financial information for Greek Food Producers is presented in the following table (000s omitted). Beginning raw materials inventory $470 Ending raw materials inventory $180 Direct labor $280 Operating expenses $650 Purchases of direct materials $510 Beginning work in process inventory $390 Ending work in process inventory $670 Sales revenue $4600 Manufacturing overhead $820 Beginning finished goods inventory $330 Ending finished goods inventory $320 What was cost of goods sold? $1630 $820 $1210 $1500