A firm produces only one kind of product. The information below is given. Output and total cost: 600 units → $\$4200$ 800 units → $\$5200$ What is the fixed cost per unit?
- Afor 600 units: $\$2.00$; for 800 units: $\$1.50$
- Bfor 600 units: $\$2.00$; for 800 units: $\$2.00$
- Cfor 600 units: $\$5.00$; for 800 units: $\$5.00$
- Dfor 600 units: $\$7.00$; for 800 units: $\$6.50$