BT Co, a beverage manufacturer, manufactures one product -TruBlood. BT accounts for its Finished Goods Inventory using FIFO. It incurs direct materials costs of $0.50 per unit produced. The line workers are paid (in total) $100 per hour.
BT pays its plant supervisors based in part on salary and in part on the number of units produced in a month. The information for the last seven months of supervisors' salaries is as follows:

For the month ended 6/30/X1, BT sold 1,800,000 units at $2.00 per unit
Other information for the month of June X1:
Fixed Manufacturing Costs (other than Supervisor's Salary) $357,900
Fixed Selling & Administration Costs $60,000
Variable Selling & Administration Costs $0.30 per unit
At 5/31/X1, there were 100,000 units in Ending Inventory. Variable Costing 5/31 Ending
Inventory was $60,000. Absorption Costing 5/31 Ending Inventory was $81,000.
For the month ended 6/30/X1, there were 1,531 of direct labor hours incurred.
BT employs an actual costing system.
REQUIRED:
Provide the following (and support ALL of your work)-
a) BT's variable costing Income Statement for the month ended 6/30/X1
b) BT's absorption costing Income Statement for the month ended 6/30/X1
c) Reconcile and explain the difference between BT's Variable and Absorption Net Operating Income.