Perform the indicated arithmetic.4
+ 5
A. 9
B. 10
C. 9
D. 9
Answer: B
Mathematics
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A. 
B. 9 - x
C. 9x
D. 9 + x
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Solve the proportion.
= 
A. 
B. 
C. 108
D. 
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Express the sum using summation notation. Use 1 as the lower limit of summation and i for the index of summation.a + 1 + 
+ . . . + 
A. 
B. 
C. 
D. 
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Use a graph to solve the inequality.(x - 10)2/5 < (2x - 20)1/5
A. (10, 12) B. (-?, 10) ? (12, ?) C. (12, ?) D. (-?, 12)
Mathematics