please i want solution befor 15 min HW

Exercise 5-98 Effect of cost flow on ending inventoryz imtermittent sales and parchases Sand Hill, Ins, had the following series of transactions for 2012 . Required a. Determine the quanity and dollar amount of imventory at the end of the year, awamt Sand Hill Nees the FIFO cost flow assumption and keeps perpetual reconde. b. Write a memie explainiag why Sand Hist, Inc., would have diefsalty applying the acighte average incthod on a perpotwal bauis