Use the following to answer questions: 
-(Table: Variable Costs for Lawns) Look at the table Variable Costs for Lawns. During the summer, Alex runs a lawn-mowing service, and lawn-mowing is a perfectly competitive industry. Assume that costs are constant in each interval; that is, the variable cost of mowing 1 through 10 lawns is $100. His only fixed cost is $1,000 for the mower. His variable costs include fuel, his time, and mower parts. If the price for mowing a lawn is $40, how much is Alex's profit at the profit-maximizing output?
Definitions:
Criterion-based Induction
A method of reasoning in which a conclusion is drawn based on a set of criteria that are believed to support that conclusion.
Survey Method
A research method that involves collecting data from a predefined group of respondents to gather information and insights on various topics.
Questionnaire
A set of questions designed to gather information from respondents for research, feedback, or assessment purposes.
Buying Habits
Patterns or tendencies that consumers exhibit when purchasing products or services, often influenced by various factors such as culture, personal preferences, and economic conditions.
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