Determine which purchase has the lower unit price.Brand X: 8 oz. for $2.00Brand Y: 20 oz. for $4.20Brand Z: 24 oz. for $5.28
A. Not enough information
B. Brand X
C. Brand Z
D. Brand Y
Answer: D
Mathematics
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Simplify.
A. 
B. 
C. 
D. 
Mathematics
Simplify the given expression using the definition for negative exponents. Assume that all variables represent nonzero numbers.2p-4
A. 25p4
B. 
C. 
D. 
Mathematics
Perform the indicated operations. Write the resulting polynomial in standard form.(3x + 8)2
A. 9x2 + 64x + 48 B. 3x2 + 47x + 64 C. 3x2 + 48x + 47 D. 9x2 + 48x + 64
Mathematics
Find the length of the line segment. Assume that the endpoints of the segment have integer coordinates.
A. 4
B. 4
C. 4
D. 8
Mathematics