Find the domain of the function.f(x) = 
A. {x|x > 
}, or (
, ?)
B. {x|x ? 12}, or (-?, 12]
C. all real numbers, or (-?, ?)
D. {x|x ? 12}, or (-?, 12) ? (12, ?)
Answer: B
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Decide if the number is rational or irrational.1.27252523...
A. Irrational B. Rational
Solve the problem. Round dollars to the nearest cent and rates to the nearest tenth of a percent.Find the amount of markup of an item which cost a store $245. The store has a 25% markup.
A. $306.25 B. $61.25 C. $196.00 D. $980.01
Graph. Label any intercepts and determine the slope of the line. If the slope is undefined, state this.y = -5
A. y-intercept: (-5, 0), m: undefined
B. y-intercept: (0, 0), m: - 
C. y-intercept: (0, 0), m: -5
D. y-intercept: (0, -5), m: 0
Fill in the blank with one of the choices listed below. Some choices may be used more than once. 
When writing decimals in words, write "
" for the decimal point.
A. sum B. and C. mean D. mode