Simplify the expression. ? 

A. 8
B.
C.  
D. 40


Answer: A

Mathematics

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Find the missing dimension of the figure shown. Round to the nearest tenth unless otherwise directed in parentheses.

A. 5.2" B. 4.3" C. 4.8" D. 5.1"

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Solve the inequality and graph the solution set. < 4

A. (-?, 4)

B.  ? 

C.

D.

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Simplify the given expression.25wy3z - 6wy3z

A. wy3z
B. 31wy3z
C. 19wy3z
D. 19w2y6z2

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Find the indicated rate.A person ran 450 meters in 2.25 minutes. What was her rate in meters per minute?

A. 912.5 meters/min
B.

200 meters/min

C. 450 meters/min
D. 210 meters/min

Mathematics