PLEASE, INCLUDE ALL THE MATHEMATICAL PROCEDURE. THANKS!

HCH Corporation sells copying machines and replacement toners. HCH Corporation sells two models - Model A and Model B. HCH Corporation provided the following information regarding inventory at the end of the current year. Cost of Completion and Disposal Normal Profit Cost S35 170 Item Number of Replacement Selling Units Cost Price Price Model A Copying Machine 2,000 $155 S210 Replacement Toner 1.500 401 55 Model B Copying Machine 3.400 2 15 235 Replacement Toner 2.750 6 5 145 5 1 20 0 251 15 2011 25 55 Instructions: A. Calculate the ceiling and floor for each model for the lower of cost or market rule. Item Ceiling Floor Model A Copying Machine Replacement Toner Model B Copying Machine Replacement Toner B. HCH Corporation is pricing its ending inventory using the lower of cost or market but want to know the difference with the standard of lower of cost or net realizable value. Fill the following table with the unit values that HCH Corporation should use for each model under each rule. Item Inventory at lower of cost or market Inventory at lower of cost or not realizable value Model A Copying Machine Replacement Toner Model B Copying Machine Replacement Toner