Solve the problem.The formula A =  gives the approximate annual interest rate for a consumer loan paid off with monthly payments, where f is the finance charge on the loan, p is the number of payments, and b is the original amount of the loan. Find the approximate annual interest rate for an automobile loan to be repaid in 36 monthly installments if the finance charge on the loan is $519 and the original loan balance is $2420.(Round your answer to two decimal places, if necessary.)

A. 14.71%
B. 14.29%
C. 13.11%
D. 13.91%


Answer: D

Mathematics

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Solve the problem.Ozone levels inside a building should not exceed 50 parts per billion (ppb). In a scientific study, an air filter was able to remove 44% of the ozone entering a building. Approximate the range of ozone concentrations in outside air that this filter will reduce to an acceptable level.

A. 71 ppb ? x ? 89 ppb B. x ? 89 ppb C. x ? 89 ppb D. x ? 107 ppb

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Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) =  - 3

A.

B.

C.

D.

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Perform the indicated operation.   +  

A.
B. - 
C.
D. - 

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Use the variable x for the unknown. Write an equation representing the verbal sentence and solve the problem.If 4 times a number is added to -7, the result is equal to 11 times the number.

A. 11(4x - 7) = -7; -1 B. 4x + (-7) = 11x; 1 C. 4x + (-7) = 11x; -1 D. 15x - 11x = 7; 1

Mathematics