Use the Following Information to Calculate Ending Inventory on (A)a

Essay

Use the following information to calculate ending inventory on (a)a LIFO basis,(b)a FIFO basis,and (c)an average-cost basis.Assume a perpetual inventory system.
Round answers to nearest dollar.
$\begin{array}{rlll}\text { Dec. } &1 & \text { Beginning inventory } & 70 \text { units @\$14 } \\&9 & \text { Purchases } & 30 \text { units @ \$16 } \\&17 & \text { Sales } & 25 \text { units } \\&22 & \text { Purchases } & 15 \text { units @ \$18 } \\&27 & \text { Sales } & 40 \text { units }\end{array}$