Solve the problem.Since the enactment of a smoking ban in a particular city, the number of smokers has slowly declined. Statistics show that the number of smokers in this city has decreased for four consecutive months by 3%, 2%, 5% and 2%. What was the overall percentage decrease in the number of smokers during this four month period?
A. 12%
B. 11.5%
C. 12.5%
D. 88.5%
E. 3%
Answer: B
Mathematics
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Identify a, b, c, with a > 0, for the quadratic equation.x2 = (x - 6)2
A. a = 1, b = -12, c = 36 B. a = 0, b = -12, c = 36 C. a = 2, b = -12, c = 36 D. Not quadratic.
Mathematics
Simplify. Express your answer with positive exponents. Assume that all variables are nonzero.
A. 
B. 
C. 
D. 
Mathematics
Graph the function.f(x) = log3(x + 4)
A. 
B. 
C. 
D. 
Mathematics
Solve the linear inequality. Graph the solution set on a number line, and express the solution using interval notation.8 - 2(3 - x) ? 16
A. (-?, 8]
B. [7, ?)
C. (-?, 7]
D. (-?, 7)
Mathematics