The financial statements of Zetar plc are presented in Appendix F. Instructions for accessing and using the company’s complete annual report, including the notes to its financial statements, are also provided in Appendix F.

Instructions
Using the notes to the company’s financial statements, answer the following questions.
(a) What cost flow assumption does the company use to value inventory?
(b) What was the amount of expense that the company reported for inventory write-downs during 2011?
(c) What amount of raw materials, work in process, and finished goods inventory did the company report at April 30, 2011?