Gaza Company produces and sells a mantel clock for $80 per unit. In 2022,45,000 clocks were produced and 40,000 were sold. Beginning inventory was Zero. The budgeted level of production used to calculate the Fixed cost per unit is 50,000 units. Any production volume variance is written-off to COGS. Other information for the year includes: 1- What is the inventoriable cost per unit using absorption costing? 2. What is the inventoriable cost per unit using variable costing? 3- What is the inventoriable cost per unit using throughput costing? 4. Compute the ending finished goods inventory under each system 5- Compute the Cost of goods sold under each system 6. Compute the operating income under each system