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Mathematics, 25.11.2021 15:00 tdahna0403

1. Write a cost function for each situation. Identify all variables used. (a) A chain-saw rental firm charges $12 plus $1 per hour.
(b) A trailer-hauling service charges $445 plus $2 per mile.
(c) A parking garage charges 50¢ plus 35¢ per half-hour.
(d) For a one-day rental, a car rental charges $44 plus 28¢ per mile.

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