1. Which of the following is a well-defined set?
A. The set of happy students
C. The set of pretty girls in class
B. The set of all small numbers D. The set of all multiples of 2
2. Which of the following is the set of even whole numbers between 0 and 10?
A. {1, 2, 3, 4, 5, 6, 7, 8, 9} C. {1, 3, 5, 7,97
B. {2, 4, 6, 8}
D. {0, 2, 4, 6, 8;
3. It is a set that contains all objects under consideration.
A. Finite Set B. Null Set C. Universal set D. Infinite Set
4. Which of the following sets is a null set?
A. The set of counting numbers between 1 and 2
B. The set of months with 29 days
C. The set of vowels in the English Alphabet
D. The set of letters in the word "classroom"
5. Given the set of consonants in the word “MATHEMATICS”, what is the
cardinality of the given set?
A. 11
B. 8
C. 5
D. 3
6. Which expression would show the number of subsets on n elements have?
A. 21
B. 37
C. na
D. n3
7. How many subsets does a set of 4 elements have?
A. 4
B. 6
C. 8
D. 16
8. Given A = {b, t, s}, find all subsets of A.
A. {b}, {t}, {s} C. { }, {b}, {b, t}, {b, t, s}
B. {}, {b}, {t}, {s} D. {}, {b}, {t}, {s}, {b, t}, {b, s}, {t, s}, {b, t, s}
9. If B = {m, i, y, a} and C = {r, u, b, y}, what is BUC?
A. {y} B. {m, i, y, a} C. {r, u, b, y} D. {a, b, i, m, r, u, y}
10. If D = {b, 1, a, c, k} and E = {p, i, n, k}, what is DNE?
A. {k} B. {b, 1, a, c, k} C. {p, i, n, k} D. {a, b, c, i, k, l, n, p}
11. If F is the set of letters of the English alphabet and G is the set of letters
the Filipino alphabet, what is G-F?
A. {}
B. 7, ngõ C. {c, f, j, q, V, X, z} D. {a, b, c,
x, y, z?
For numbers 12 - 14, refer to the given sets. Let U be the set of whole numbers le
than 10. A = {2, 4, 6,8 B = {0, 1, 2, 3, 4, 5} C = {1,3,5,7,9
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