Mower-Blower Sales Co. started business on January 20, 2016. Products sold were snow blowers and lawn mowers. Each product sold for $1, 400. Purchases during 2016 were as follows: The December 31, 2016, inventory included 10 blowers and 25 mowers. Assume the company uses a periodic inventory system. Required: a. Compute ending inventory valuation at December 31, 2016, under the FIFO and LIFO cost flow assumptions