An entrepreneur purchases a workshop for $200\,000 in order to manufacture plastic boxes. During the first year of trading, he spends $70\,000 on materials, hires ten production workers who are paid according to output (piece rate) at a total cost of $80\,000, and purchases two delivery vehicles costing $10\,000 each. What are his total variable costs?
- A$100\,000
- B$150\,000
- C$220\,000
- D$370\,000