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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A. -16z4 - 8z2 + 12 B. 6z4 + 2z - 8 C. -16z4 - 8z3 + 12z2 D. -16z4 - 8z + 12
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Solve the problem.A tree casts a shadow 20 m long. At the same time, the shadow cast by a 68-cm tall statue is 82 cm long. Find the height of the tree. Round results to the nearest unit.
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Find the slope and the y-intercept of the given line.y = 3x - 5
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Mathematics