The box plots represent a comparison of the annual salaries of a group of opera and a group of country western singers respectively.
The interquartile range of salaries for the group of country western singers is
A. $15,000.
B. $40,000.
C. $10,000.
D. $50,000.
E. none of these
Answer: A
Mathematics
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and 
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and 
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Solve the inequality.x 
> 0
A. 
B. 
? 
? 
C. 
? 
D. 
? 
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