?With an annual rate of inflation of 4% over the next 10 years, the approximate cost of goods or services during any year in the decade is given by 
where t is the time (in years) and P is the present cost. The price of an oil change for a car is presently $24.95. Estimate the price 10 years from now. Round your answer to the nearest cent.
A. ??$37.09
B. ?$36.93
C. ??$89.00
D. ??$63.90
Answer: B
Mathematics
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Factor the expression so that the remaining factors have only integer coefficients.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
For an election with four candidates (A, B, C, and D) we have the following preference schedule:
The ranking of the candidates using the plurality-with-elimination method is
A. first: D; second: C; third: B; fourth: A. B. first: C; second: A; third: D; fourth: B. C. first: D; second: A; third: C; fourth: B. D. first: C; second: D; third: A; fourth: B. E. none of these
Mathematics
Express the radical in simplified form. Assume that all variables represent positive real numbers.- 
A. -8xy
B. xy
C. -8xy
D. 8xy
Mathematics
Determine the order of the matrix.
A. 1 B. 4 C. 2 D. 2 × 2
Mathematics