Acct 311-Dock Inc. Adopted The Dollar-Value Lifo Inventory

Dock Inc. adopted the dollar-value LIFO inventory method as of January 1, 2015. A single inventory pool and an internally computed price index are used to compute Brock’s LIFO inventory layers. Information about Dock’s dollar value inventory follows: InventoryDateAt base costYear costAt currentYear costAt dollarValue LIFO1/1/2015$60,000$ 60,000$60,0002015 layer7,50021,0009,00012/31/201567,50081,00069,0002016 layer22,50039,000?12/31/2016$90,000$120,000?Required: What is Dock’s dollar value LIFO inventory at December 31, 2016?