A Company Purchases and Sells Roofoo

Multiple Choice

A company purchases and sells Roofoo.It began last year with five units of Roofoo on hand at a cost of $10 each,and during the year its purchases and sales were as follows:
-What was the value of ending inventory of Roofoo,using the LIFO assumption in a periodic inventory system?

A) $30.
B) $36.43.
C) $45.
D) $109.26.