Cost Flow Relationships The following information is available for the first month of operations of Lane Inc., a manufacturer of mechanical pencils: Sales Gross profit Indirect labor $246,630 143,790 53,520 Indirect materials 26,760 Other factory overhead 8,140 Materials purchased 75,960 Total manufacturing costs for the period 141,810 Materials inventory, end of period 10,110 Accounting numeric field 900 Using the above information, determine the following: a. Cost of goods sold: b. Direct materials cost: c. Direct labor cost