please answer all these questions, i dont have many left

Question 12 (1 point) Fixed costs are costs that never change. True False Previous Page Next Page Page 12 Question 13 (3 points) Identify the following costs as either FIXED or VARIABLE. To answer the questions, type the word "Fixed" or "Variable" in the corresponding blanks below (i.e., answer to #1 goes in the first blank, etc). Please make sure to type out the entire word (e.g., Fixed) rather than an abbreviation (e.g., For Fix). 1. Cost of corporate headquarters office equipment. 2. Cost of annual salary paid to production plant manager. 3. Distribution costs if goods are shipped to customers via FedEx and thus shipping costs are based on the weight of the goods shipped. AJ AJ Previous Page Next Page Page 13 of 36 Question 14 (3 points) Identify the following costs as either PRODUCT or PERIOD. To answer the questions, type the word "Product" or "Period" in the corresponding blanks below (i.e., answer to #1 goes in the first blank, etc). Please make sure to type out the entire word (e.g., Product) rather than an abbreviation (e.g., Prod). 1. Cost of corporate headquarters office equipment. 2. Cost of annual salary paid to production plant manager. 3. Cost of shipping finished goods to customers. Previous Page Next Page Page 14 of 36 Question 15 (1 point) Duo Company has beginning inventory balances of $100,000 for raw materials inventory, $40,000 for work in process inventory, and $700,000 for finished goods inventory. During the period, Duo purchased $140,000 worth of materials and placed $170,000 worth of materials into production. Duo incurred $400,000 in direct labor costs and applied $150,000 in overhead during the period. The cost of goods completed during the period was $745,000 and the cost of goods sold to customers during the period was $780,000. What is Duo's ending balance for MATERIALS INVENTORY? $70,000 $100,000 $160,000 $130,000