

MCQOPTIONS
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This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.
1. |
Let A = {1, 2, {3, 4}, 5}. Which of the following is true? |
A. | {3, 4} A |
B. | {3, 4} A |
C. | {{3, 4}} A |
D. | {1, 2, 5} A |
Answer» B. {3, 4} A | |
2. |
If X A and A B then X B. |
A. | True |
B. | False |
Answer» C. | |
3. |
If an element x A and A B then x B. |
A. | True |
B. | False |
Answer» B. False | |
4. |
Let A = {1, 3}, B = {1, 5, 9}, C = {1, 3, 5, 7, 9}. Then ___________ |
A. | A B |
B. | B A |
C. | C B and A C |
D. | B C and A C |
Answer» E. | |
5. |
Let X be set of rational numbers. Which of the following is not subset of X? |
A. | Set of real numbers |
B. | Set of natural numbers |
C. | Set of whole numbers |
D. | Set of integers |
Answer» B. Set of natural numbers | |
6. |
Let X be set of rational numbers. Which of the following is superset of X? |
A. | Set of real numbers |
B. | Set of natural numbers |
C. | Set of whole numbers |
D. | Set of integers |
Answer» B. Set of natural numbers | |
7. |
Let A= {2,3,5} and B= {3,5,7}. Which of the following is true? |
A. | A B |
B. | B A |
C. | A=B |
D. | A A |
Answer» E. | |
8. |
Let X= {1,2,3}, Y= {}, Z= {1,2,3}, then which of the following is true? |
A. | X Y |
B. | Only Y X and Y Z |
C. | Z Y |
D. | Y X and Y Z and X Z |
Answer» E. | |
9. |
If set A is equal to set B then ____________ |
A. | A B |
B. | B A |
C. | A B and B A |
D. | neither A B nor B A |
Answer» D. neither A B nor B A | |
10. |
If every element of set X is in set Y then_____________ |
A. | X Y |
B. | Y X |
C. | X=Y |
D. | X Y |
Answer» B. Y X | |