Solve the problem.At SuperStop, gasoline costs 
per gallon when you pay with a credit card, 
per gallon less when you pay with cash. How much do you save by filling up a 15-gallon tank if you are paying cash?
A. $13.50
B. $20.85
C. $19.50
D. $1.35
Answer: D
Mathematics
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Use the compound interest formula to compute the future value of the investment. Round to the nearest cent.$18,000 at 3% compounded semiannually for 10 years
A. $24,243.39 B. $23,400.00 C. $24,190.49 D. $20,889.73
Mathematics
Evaluate.(0.4)4
A. 0.1 B. 0.026 C. 256 D. 1.6
Mathematics
Refer to the figure below to answer the problem.
 FIGURE.png)
What side is opposite ?C?
 multiple choice.png)
Mathematics
Solve the problem.Write an equation in standard form of the parabola that has the same shape as the graph of f(x) = -7x2, but which has a maximum of 7 at x = 5.
A. f(x) = -7(x + 5)2 + 7 B. f(x) = 7(x - 5)2 + 7 C. f(x) = -7(x - 5)2 + 7 D. f(x) = -7(x - 5)2 - 7
Mathematics