A worker cuts a 57 feet beam into two pieces. He wants one piece to be 3 feet shorter than three times the length of the other piece. Find the length of shorter piece.
A. 12
B. 15
C. 42
D. 18
Answer: B
Mathematics
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What is the set of A ? A'?
A. U B. A ? A' C. A D. ? E. none of these
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A. Not orthogonal B. Orthogonal
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Solve the problem. Round to an appropriate number of significant digits.The total number of cars sold at a used car lot for the years 1996 and 1997 was 1112. From 1996 to 1997 the number of cars sold declined by 158. How many cars were sold in 1996?
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Mathematics