need help plz with accounting for these 6 questions

Perpetual Inventory Using FIFO Beginning inventory, purchases, and sales for Item Zeta9 are as follows: Assuming a perpetual inventory system and using the first-in, first-out (FIFO) method, determine (a) the cost of the goods sold on October 24 and (b) the value of inventory on hand on October 31 . Perpetual Inventory Using Weighted Average Beginning inventory, purchases, and sales for WCS12 are as follows: a. Assuming a perpetual inventory system and using the weighted average method, determine the weighted average unit cost after the October 22 purchase. Round your answer to two decimal places. per unit b. Assuming a perpetual inventory system and using the weighted average method, determine the cost of goods sold on October 29. Round your "average unit cost" to two decimal places. c. Assuming a perpetual inventory system and using the weighted average method, determine the inventory on October 31 . Round your "average unit cost" to two decimal places. Periodic Inventory Using FIFO, LIFO, and Weighted Average Cost Methods The units of an item available for sale during the year were as follows: There are 17 units of the item in the physical inventory at December 31 . The periodic inventory system is used. Determine the inventory cost using the (a) first-in, first-out (FIFO) method; (b) last-in, first-out (LIFO) method; and (c) weighted average cost method (round per-unit cost to two decimal places and your final answer to the nearest whole dollar). Lower-of-Cost-or-Market Method On the basis of the following data, determine the value of the inventory at the lower-ofcost-or-market by applying lower-of-cost-or-market to each inventory item, as shown in Exhibit 10. Effect of Inventory Errors During the taking of its physical inventory on December 31, 20Y3, Sellers Company incorrectly counted its inventory as $362,790 instead of the correct amount of $399,070. Indicate the effect of the misstatement on Sellers's December 31,20Y3, balance sheet or income statement for the year ended December 31,20Y3. For each, select if the amount is overstated or understated. Then, input the over or under amount, entered as a positive value. Inventory turnover and number of days' sales in inventory Financial statement data for years ending December 31 for Tango Company follow: Required a. Determine the inventory turnover for 20Y7 and 20Y. Round to one decimal place. b. Determine the number of days' sales in inventory for 20Y7 and 20Y6. Use 365 days and round to one decimal place. c. Are the changes in inventory turnover and the number of days' sales in inventory from 20Y6 to 20Y7 favorable or unfavorable