The argument has a true conclusion. Identify the argument as valid or invalid.All dogs have fur.All cats have fur. A cat is not a dog.
A. Valid
B. Invalid
Answer: B
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Simplify the complex fraction by simplifying the numerator and denominator separately. 
A. 
B. 
C. 
D. 
Give the domain and range of the relation shown in the following.{(1, 0), (-3, 1), (4, 7)}
A. Domain: {0, 1, 7}; range: {1, -3, 4} B. Domain: {1, -3, 4}; range: {0, 1, 7} C. Domain: {1, 4}; range: {0, 7} D. Domain: {1, -3, 4}; range: {7}
Solve the problem.To trim the edges of a rectangular table cloth, 36 feet of lace are needed. The length of the table cloth is exactly one-half its width. What are the dimensions of the table cloth?
A. length: 3 feet; width: 6 feet B. length: 6 feet; width: 12 feet C. length: 12 feet; width: 6 feet D. length: 12 feet; width: 24 feet
Fill in the blank with one of the words or phrases listed below.
To convert from one unit of length to another, 
may be used.
A. weight B. energy C. mass D. unit fractions