ASAP. Can someone help me solve this problem with solutions. Will upvote. Thanks!

(4.) Octopussy Company uses a predetermined overhead rate in applying overhead to production orders on a labor-cost basis for Dept. A and on a machine-hour basis for Dept. B. At the beginning of 1982, the company made the following predictions: Dept. A Dept. B Direct-labor cost P128,000 P 35,000 Factory overhead 144,000 150,000 Direct-labor hours 16,000 5,000 Machine-hours 1,000 20,000 (a) What is the predetermined overhead rate that should be used in each department? (b) During the month of March, the cost sheet for production order No. 007 shows the following: Dept. A Dept. B Materials P20 P40 requisitioned Direct-labor cost 32 21 Direct-labor hours 3 Machine-hours 1 13 What is the total overhead cost of production order No. 0077 (e) Assuming that Job No. 007 consisted of 20 units of product, what is the unit cost of Job. No. 007? (d) At the end of 1992, it was found that actual factory overhead costs were P160,000 in Dept. A and P138,000 in Dept. B. Compute for the over- or underapplied overhead for each department, assuming that the machine-hours were 18,000 in Dept. B and the actual direct labor cost in Dept. A was P148,000