Write down all the subsets of the given set.{a}

A. a
B. ?, {a}
C. {a, b}
D. {a}


Answer: B

Mathematics

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Write the shaded area in the figure as a mixed number and as an improper fraction.

A. 1;  
B. 1;  
C. 2;  
D. 5;  

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Use this graph to answer the question.MonthWhich month in 2009 had the highest sales?

A. Month 9 B. Month 12 C. Month 5 D. Month 2

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Evaluate.30

A. -1 B. 3 C. 0 D. 1

Mathematics

Solve the problem.In preparation for his new job, Tristan bought two suits at $184 a piece, six shirts at $21 a piece, two pairs of shoes at $72 a piece, four ties at $24 a piece, and five pairs of socks at $8 a piece. What was the total cost of these items?

A. $309 B. $790 C. $774 D. $734

Mathematics