Multiply. Assume all variables represent nonnegative real numbers.4
(
+ 
)
A. 4
+ 3
B. 4
+ 3
C. 4
+ 12
D. 12
+ 12
Answer: C
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Divide. Write the answer in lowest terms and as a whole or mixed number where possible.28 ÷ 
A. 21
B. 37
C. 
D. 7
Use an algebraic approach to solve the problem:A board 20 feet long is cut into two pieces such that the length of one piece is two-thirds of the length of the other piece. Find the length of the shorter piece of board.
A. 20 feet B. 4 feet C. 12 feet D. –4 feet E. 8 feet
Land on a small Caribbean island is valued at $45 per square foot. What is the value of a triangular lot with sides of lengths 80 ft, 50 ft, and 120 ft?
(a) $65,358 (b) $216,000 (c) $108,358 (d) $55,000 (e) $45,358
What does the abbreviation stand for?cwt.
A. count B. per hundred weight C. count weight D. cost by weight