Use the following to answer question: 
-(Table: Variable Costs for Lawns) Use 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;so,for example,the marginal cost of mowing each of the lawns from 1 through 10 is $10.Also assume that he can only mow the quantities of lawn given in the table (and not numbers in between) .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 many lawns will Alex mow?
Definitions:
Career
The pursuit of a lifelong ambition or the general course of progression towards lifelong goals.
Equally Likely
A term used in probability to describe events that have the same chance of occurring.
Probability
A numerical value representing the chance of an event's occurrence, between 0 and 1, where 0 stands for impossible and 1 for certain.
Ace of Spades
A specific playing card in a deck, often considered the highest card in the suit of spades and sometimes associated with special significance.
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