A person can choose between two charges on a checking
Chapter 9, Problem 9.1.462(choose chapter or problem)
A person can choose between two charges on a checking account. The first method involves a fixed cost of $11 per month plus 6 for each check written. The second method involves a fixed cost of $4 per month plus 20 for each check written. How many checks should be written to make the first method a better deal?
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