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Unit Test #51
Select your answers to the following 10 questions from the pop-up menus in the right hand column. Clicking the "Begin Test Again" button will clear all the answers.
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Q1:
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Which of the following is NOT a subset of the set of integers?
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A. {integers}
B. {whole numbers}
C. {natural numbers}
D. {real numbers} |
Answer 1:
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Q2:
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m is a natural number.
The solution set of the inequation  is
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A. {1}
B. {1, 2}
C. {1, 2, 3}
D. {1, 2, 3, 4} |
Answer 2:
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Q3:
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Which of the following is NOT a subset of {parallelograms}?
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A. {squares}
B. {rectangles}
C. {rhombuses}
D. {kites} |
Answer 3:
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Q4:
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If C = {x: 2x < 9, x  N}
the set C =
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A. {0, 1, 2}
B. {1, 2, 3, 4}
C. {0, 1, 2, 3, 4}
D. {3, 4, 5, 6, 7, 8} |
Answer 4:
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| Q5: |
If n is an integer, the solution set of
n2 < 9 is: |
A. {2, 1, 0, -1, -2}
B. {2, 1, 0, ...}
C. {2, 1, 0}
D. {8, 7, 6, ...} |
Answer 5: |
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| Q6: |
The set {0, 1, 2, 3} is an example of : |
A. an infinite set
B. a finite set
C. a disjoint set
D. a cross product |
Answer 6: |
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| Q7: |
If A = {9, 10, 11} and the universal set is
{6, 7, ...11, 12} then A' is equal to |
A. 3
B. {6, 7, 8, 12}
C. {9, 10, 11}
D. {6, 7, 11, 12} |
Answer 7: |
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| Q8: |
If A = {9, 10, 11} and B = {6, 7, 8, 9, 10}
then A ∩ B = |
A. {6, 7, 8, 9, 10, 11}
B. {9, 10}
C. {6, 7, 10, 11}
D. {8, 9} |
Answer 8: |
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| Q9: |
For the two sets in question 8,
what is n(A  B)? |
A. {6}
B. 6
C. 2
D. {6, 7, 8, 9, 10, 11} |
Answer 9: |
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Q10:
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The number of subsets of {a, b, c} is:
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A. 3
B. 6
C. 7
D. 8 |
Answer 10:
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