Use the information in the table to answer the question.
What is the absolute value for the change in publicity in 1992?
A. 1.5%
B. 2.5%
C. -3.8%
D. 3.8%
Answer: D
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Solve the problem.The inequality |T - 35.3| ? 9.7 describes the range of monthly average temperatures T in degrees Fahrenheit at a City X. (i) Solve the inequality. (ii) If the high and low monthly average temperatures satisfy equality, interpret the inequality.
A. 25.6 ? T ? 45; The monthly averages are always within 
B. -45 ? T ? 54.7; The monthly averages are always within 
C. 31.2 ? T ? 39.4; The monthly averages are always within 
D. -39.4 ? T ? 43.5; The monthly averages are always within 
A manufacturer finds that the revenue generated by selling x units of a certain commodity is given by the function, R(x) = 80x - 0.2x² where the revenue R x( ) is measured in dollars. What is the maximum revenue, and how many units should be manufactured to obtain this maximum?
(a) Maximum Revenue: $8,000 when x ? 2000 units are manufactured (b) Maximum Revenue: $8,000 when x ? 100 units are manufactured (c) Maximum Revenue: $8,500 when x ? 250 units are manufactured (d) Maximum Revenue: $9,000 when x ? 200 units are manufactured (e) none of these
Evaluate the expression without using a calculator.log5 
A. 5 B. -1 C. 1 D. -5
Subtract. Use a horizontal format. (7p³ - 3p) – (8p² - 6p + 3)
