Please explain steps

Perpetual Inventory Using LIFO Beginning inventory, purchases, and sales data for prepaid cell phones for May are as follows: Inventory Purchases Sales May 1 3.000 units at $37 May 10 1,500 units at $30 May 12 2.100 units 20 1,350 units at $41 14 1.800 units 31000 units . Arning that the perpetua inventory system is used, costing by the LIFO method, determine the cost of merchandise sold for each sale and the inventory balance after each sale, presenting the data in the form durinder Lifo, nits enventory at two different contenter the units with the HIGHER UN cost first in the cost of Merchandise Sold Unit Cost column and LOWER ut cost first in the inventory Una Costcolumn Schedule of cost of Merchandise Sold LIFO Method Prepaid Cell Phones Cost of Cost of Merchandise Merchandise Purchases Purchase Quantity Unit Com Sold Sold Quantity Total Cost Unit Cost Total Cost Sold Date Purchased Inventory Inventory Inventory Quantity Unit Cost Total Cost May 10 0 May 12 888 2011 m II III May 14 May 20 a 0 a. Assuming that the perpetual inventory system is used, costing by the LIFO method, determine the cost of merchandise sold for each sale and the inventory balance after form illustrated in Exhibit 4. Under LIFO, If units are in Inventory at two different costs, enter the units with the HIGHER unit cost first in the Cost of Merchandise Sold Unit CC the Inventory Unit Cost column Schedule of Cost of Merchandise Sold LIFO Method Prepaid Cell Phones Cost of Cost of Merchandise Merchandise Sold Sold Unit Cost Total Cost Purchases Purchases Quantity Unit Cost Total Cost Sold Quantity Date Purchased May 1 Inventory Inventory Inventory Quantity Unit Cost Total Cost May 10 May 12 89 May 14 May 20 dall mod May 31 May 31 Balances b. Based upon the preceding data, would you expect the inventory to be higher or lower using the first in, first-out method