Your cousin Vinnie owns a painting company with fixed costs of $\$$200 and the following schedule for variable costs:

$$\mathrm{Quantity \, of \,Houses \, Painted \, per \, Month} \quad 1\quad 2\quad 3\quad 4\quad 5\quad 6\quad 7$$

$$\mathrm{Variable\, Costs} \quad$10 \quad$20 \quad$40 \quad$80 \quad$160 \quad$320 \quad$640$$

Calculate average fixed cost, average variable cost, and average total cost for each quantity. What is the

efficient scale of the painting company?