Solve the problem.A car rental firm charged $35 per day or portion of a day to rent a car for a period of 1 to 3 days. Days 4 to 7 were then "free," while the charge for days 8 through 16 was again  per day. Let  represent the total cost to rent the car for t days, where   Find the total cost of a rental for 

A. $105
B. $41
C. $35
D. $140


Answer: A

Mathematics

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