Cost Flow Relationships The following information is available for the first month of operations of Lane Inc., a manufacturer of mechanical pencils: Sales $433,550 Gross profit 252,760 Indirect labor 94,080 Indirect materials 47,040 Other factory overhead 14,310 Materials purchased 133,530 Total manufacturing costs for the period 249,290 Materials inventory, end of period 17,780 Using the above information, determine the following: a. Cost of goods sold: b. Direct materials cost: c. Direct labor cost