The average cost per person is always greater than $630 because of the fee for the tour guide.
What is a function?
A function is defined as a relation between a set of inputs having one output each. In simple words, a function is a relationship between inputs where each input is related to exactly one output. Every function has a domain and codomain or range. A function is generally denoted by f(x) where x is the input.
How do you write a function?
You write functions with the function name followed by the dependent variable.
Learn more about function here: brainly.com/question/4025726
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