Use the following to answer questions: 
-(Table: Variable Costs for Lots) Look at the table Variable Costs for Lots. During the winter, Alexa runs a snow-clearing service in a perfectly competitive industry. Assume that costs are constant in each interval; that is, the variable cost of clearing anywhere from 1 through 10 lots is $200. Her only fixed cost is $1,000 for a snowplow. Her variable costs include fuel, her time, and hot coffee. If the price to clear a lot is $30, what is Alexa's profit per unit at the optimal output?
Definitions:
Undress
To remove clothing, often for the purpose of examination, treatment, or changing into a patient gown in a medical context.
Peripheral Neuropathy
A condition resulting from damage to the peripheral nerves, characterized by weakness, numbness, and pain, typically in the hands and feet.
Peripheral Vascular Disease
A circulatory condition characterized by narrowed blood vessels outside of the heart and brain, often leading to reduced blood flow to the limbs.
Foot Problems
Various conditions affecting the feet, including fungal infections, ingrown toenails, and plantar fasciitis.
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