Company IR currently uses variable costing in presenting its income statement. In March 2020, the company produced 50,000 units and sold 45,000 units. The company sells its products at $100 per unit. The following are the costs incurred during March:

Direct materials - $30 per unit

Direct labor - $20 per unit

Manufacturing overhead - $20 per unit (30% is fixed cost)

Total period cost - $20,000 (30% is fixed cost)

Assuming there were no ending inventories in February 2020, what would be the net operating income of Company IR?

1. $1,300,000

2. $1,330,000

3. $1,800,000

4. $1,830,000