pls solve i dont have much time only 20 min

Part 6 (20 minutes, 5 points) Packard Products uses a job-costing system for its units, which pass from the Machining Department, to the Assembly Department, to finished-goods inventory. The Machining Department is heavily automated; in contrast, the Assembly Department performs a number of manual-assembly activities. The following information relatpe tn the mant:..... . The Machining Department data that follow pertain to job no. 243 , the only joo in production at year-end. Required: A. Assuming the use of normal costing, calculate the predetermined overhead rate that is used in the Machining Department. B. Compute the cost of the Machining Department's year-end work-in-process inventory. C. Determine whether overhead was under- or overapplied during the year in the Machining Department. D. If Packard disposes of the Machining Department's under-or overapplied overhead as an adjustment to Cost of Goods Sold, would the company's Cost-of-Goods-Sold account increase or decrease? Explain. E. How much overhead would have been charged to the Machining Department's Work in Process account during the year