An economy is employing 5 units of capital, 4 units of raw materials, and 8 units of labor to produce its total output of 600 units. Each unit of capital costs $10; each unit of raw materials, $4; and each unit of labor, $3. The per-unit cost of production in this economy is

Multiple Choice

• $0.15.
• $17.00.
• $0.30.
• $0.50.