Estimate. Choose a rounding digit that gives one or two nonzero digits.28.9 × 3.5
A. 1200
B. 12
C. 12,000
D. 120
Answer: D
Mathematics
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Simplify the exponential expression.(2x)5
A. 10x B. 32x5 C. 32x D. 10x5
Mathematics
Find the perimeter or circumference. Use ? ? 3.14 when needed.
A. 9.42 yd B. 18.84 yd C. 7.07 yd D. 4.71 yd
Mathematics
Find an equation of the line that fits the description.Passes through (0, 5) and is parallel to y = - 
x + 
A. y = 
x + 5
B. y = 
x + 5
C. y = - 
x + 5
D. y = - 
x + 5
Mathematics
Use the graph to answer the question. 
What were the total sales for the first 6 months of 2007?
A. $286,000 B. $302,000 C. $366,000 D. $64,000
Mathematics