Chapter 6: Set Language & Notation - Math Mcqs for Grade 7 - Set language-notation-math-mcqs-for-grade-7-set-1

1)   If A = {3, 6, 9, 12} and B = {6, 8, 9} then intersection of A and B is

a. {3, 6}
b. {3, 12}
c. {6, 9}
d. {9, 12}
Answer  Explanation 

ANSWER: {6, 9}

Explanation:
No explanation is available for this question!

2)   Individual Objects in a set are called

a. element
b. set
c. list
d. None of above
Answer  Explanation 

ANSWER: element

Explanation:
No explanation is available for this question!

3)   A set with no elements is

a. a subset
b. a universal set
c. a null set
d. a superset
Answer  Explanation 

ANSWER: a null set

Explanation:
No explanation is available for this question!

4)   A group or collection of objects is called

a. element
b. set
c. list
d. group
Answer  Explanation 

ANSWER: set

Explanation:
No explanation is available for this question!

5)   The set of vowels in English alphabet contains elements

a. {a, b, c, d, e, f}
b. {a, e, i, o, u}
c. {p, q, r, s, t}
d. {l, m, n, o, p}
Answer  Explanation 

ANSWER: {a, e, i, o, u}

Explanation:
No explanation is available for this question!

6)   If E= {3, 5, 7, 9, 11, 13, 15} and A = {3, 5, 7} then its complement is

a. {3, 5, 7}
b. {9, 11, 13, 15}
c. {2, 4, 6, 8}
d. None of above
Answer  Explanation 

ANSWER: {9, 11, 13, 15}

Explanation:
No explanation is available for this question!

7)   The odd element in the set {8, 1, 64, 75, 27} is

a. 8
b. 1
c. 27
d. 75
Answer  Explanation 

ANSWER: 75

Explanation:
No explanation is available for this question!

8)   The set {x: x is an odd number between 10 and 18}

a. {11, 12, 13, 15, 17}
b. {12, 16, 15, 13}
c. {11, 13, 15, 17}
d. {12, 14, 16, 18}
Answer  Explanation 

ANSWER: {11, 13, 15, 17}

Explanation:
No explanation is available for this question!

9)   If C = {a, b, x, y} and D = {m, n, o, p} then C union D is

a. {a, b, x, y, m, n, o, p}
b. {m, n, o, P, x}
c. {a, b, m, n}
d. {a, x, m, n}
Answer  Explanation 

ANSWER: {a, b, x, y, m, n, o, p}

Explanation:
No explanation is available for this question!

10)   If E = {a, b, c, d, e} and A = { a, b, c} then A is

a. Universal set
b. Subset of E
c. Superset
d. null set
Answer  Explanation 

ANSWER: Subset of E

Explanation:
No explanation is available for this question!

11)   The elements in set {Vowels in the word "MATHEMATICS"} are

a. {A, E, I}
b. {A, O, U}
c. {E, I, U}
d. None of above
Answer  Explanation 

ANSWER: {A, E, I}

Explanation:
No explanation is available for this question!

12)   If E = {30, 31, 32,......,45} and D = {multiples of 4} then complement of D is

a. {30, 31, 33, 34, 35, 37, 38, 39, 41, 42, 43, 45}
b. {31, 32, 35, 37}
c. {14, 42, 43, 44, 45}
d. {23, 24, 25, 26, 27}
Answer  Explanation 

ANSWER: {30, 31, 33, 34, 35, 37, 38, 39, 41, 42, 43, 45}

Explanation:
No explanation is available for this question!

13)   The number of elements in set of "odd numbers between 10 and 26" are

a. 8
b. 3
c. 7
d. 6
Answer  Explanation 

ANSWER: 8

Explanation:
No explanation is available for this question!

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