MCQ

M5643 · [1]
A printing service charges a fixed set-up fee plus a constant amount per poster. The total cost for 20 posters is 74 dollars and for 50 posters is 149 dollars. Which expression gives the fixed set-up fee, in dollars?
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A printing firm charges a setup fee of 24 dollars plus 0.65 dollars per poster. The cost C in dollars for n posters is modeled by C = mn + c . What are the values of m and c ?
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