Refer to the pictograph.
How much more money did parents spend than children?
A. $150
B. $105
C. $125
D. $120
E. $145
Answer: A
Mathematics
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Find the complement of a 
angle.
?
A.
B.
C.
D.
E.
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Find the volume of the solid generated by revolving the region about the y-axis.The region enclosed by the triangle with vertices (0, 0), (1, 0), (1, 2)
A. 
?
B. 4?
C. 
?
D. 
?
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Find the standard-form equation of the ellipse centered at the origin and satisfying the given conditions.An ellipse with intercepts (±2, 0) and (0, ±5)
A. 
+ 
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B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
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