Solve the problem. Round to the nearest tenth of a percent unless otherwise noted. By switching service providers, a family's telephone bill decreased from about 
a month to about 
What was the percent decrease?
A. 6.4%
B. 6%
C. 3%
D. 7%
Answer: B
Mathematics
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Use the principle of square roots to solve the equation.x2 = 16
A. ±5 B. 8 C. 4 D. ±4
Mathematics
Solve the problem.A condominium association is holding an election for president of the board of directors. Each member ranks the candidates from first to third. The preference table below shows the results of the ballots with candidates Abbott(A), Blake (B), Cleary (C), and Downs (D). 
Determine the winner using the plurality method and if the winner received a majority of first place votes.
A. Abbott; No B. Abbott; Yes C. Cleary; No D. Cleary; Yes
Mathematics
Solve the equation.ln(5x - 2) = ln 6 - ln (x - 3)
A. no solutions
B. 
C. 3, 
D. 0, 
Mathematics
Convert to decimal notation.6.0186 × 105
A. 300.93 B. 60,186 C. 601,860 D. 6,018,600
Mathematics