The following information is provided by Maunlad Mfg. Corp.:

Cost of goods manufacturedP470,000

Labor cost100,000

Factory overhead50,000

Finished goods, beg.30,000

Finished goods, end20,000

Cost of goods sold480,000

Raw materials used500% of work in process, end

Work in process, end 75% of work in process, beg.

Raw materials used must be:

a. P300,000b. P290,000c. P450,000d. not given