Identify the intervals where the function is changing as requested.Constant
A. (1, 2)
B. (-2, -1)
C. (2, ?)
D. (-1, 1)
Answer: D
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Solve the problem.John owns a hot dog stand. His profit, in dollars, is given by the equation 
where x is the number of hot dogs sold. What is the most he can earn?
A. $108 B. $150 C. $87 D. $49
Solve. If necessary, round percents to the nearest tenth and all other answers to the nearest whole.One day 72 programmers were sick with the flu. If this were 48% of the total number of programmers, how many programmers were there altogether?
A. 3456 programmers B. 34,560 programmers C. 150 programmers D. 1500 programmers
Translate the sentence to an algebraic inequality.The cost is no more than $265.00.
A. x < 265.00 B. x ? 265.00 C. x > 265.00 D. x ? 265.00
Solve the problem.A machine part must be of diameter 
inch to work properly. The diameter can deviate no more than 0.1 inch above or below this value. A sample from the manufacturer measured 0.54 inch. Is this within the allowed tolerance?
A. No B. Yes