Use the quadratic formula or graphing methods to solve the inequality.9x2 ? 3 - 3x
A. 
? -0.768 ? x ? 
? 0.434
B. x ? 
? -0.768
C. x ? 
? -0.768 or x ? 
? 0.434
D. x ? 
? 0.434
Answer: C
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Translate to an equation and solve.23 is 2% of what number?
A. 11,500 B. 1150 C. 115 D. 46
The following stem-and-leaf plot gives the heights of the 20 highest mountains in two continents. Use the plots to answer the question. 
For which of the two continents is there a smaller range of heights in its 20 highest mountains?
A. Continent Y B. Continent X
Solve the linear inequality. Express the solution using set-builder notation and interval notation. Graph the solution set.
x ? 3
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Solve the problem.Karl Mason sold 
gross of data disks on Monday, 
gross on Tuesday, and 
on Wednesday. What was the total gross sold?
A. 
gross
B. 
gross
C. 
gross
D. 
gross