Use the following information from the inventory records of Poor Company for January to answer questions 13 and 14: UnitsUnit Cost 6,000 Balance at January1 Purchases: $9.77 January 6 January 26 4,000 5,400 10.30 10.71 Sales January 7 January 31 5,000 7.,400 13. Assuming that Poor does not maintain perpetual inventory records, what should be the inventory at January 31, using the weighted-average inventory method, rounded to the nearest dollar? WHEN CALCULATING AVERAGE COST PER UNIT, ROUND TO THREE DECIMAL PLACES (E.G., $9.648 PER UNIT). a. $30,712. b. $31,514 c $30,780. d. $31,976. e $31,080 Assuming that Poor maintains perpetual inventory records, what should be the inventory at January 31, using the moving-average inventory method, rounded to the nearest dollar? WHEN CALCULATING AVERAGE COST PER UNIT, ROUND TO THREE DECIMAL PLACES (E.G., $9.648 PER UNIT) 14. a $30,712. b, $31,514. c. $30,780. d. $31,976. e. $31,080 Farr Co. adopted the dollar-value LIFO inventory method on December 31, 2014. Farr's entire inventory constitutes a single pool. On December 31, 2014, the inventory was $640,000 under the dollar-value LIFO method. Inventory data for 2015 are as follows: 15. 12/31/15 inventory at year-end prices Relevant price index at year end (base year 2014) $880,000 110 Using dollar value LIFO, Farr's inventory at December 31, 2015 is a. $704,000. b $816,000, c $800,000. d. $880,000. e. $640,000