Explore topic-wise MCQs in Mathematics.

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.

If set A has 2 elements and set B has 3 elements then how many subsets does A X B have?

A. 6
B. 8
C. 32
D. 64
Answer» E.
Discussion
2.

If A X B = {(1, a), (1, b), (1, c), (2, a), (2, b), (2, c)} then find set B.

A. {1}
B. {1, 2}
C. {1, a}
D. {a, b, c}
Answer» E.
Discussion
3.

If A X B = {(1, a), (1, b), (1, c), (2, a), (2, b), (2, c)} then find set A.

A. {1}
B. {1, 2}
C. {1, a}
D. {a, b, c}
Answer» C. {1, a}
Discussion
4.

If P = Q then P X Q = Q X P is true or not?

A. True
B. False
Answer» B. False
Discussion
5.

If P X Q has 10 elements then which is not possible?

A. n(P)=1 and n(Q)=10
B. n(P)=10 and n(Q)=1
C. n(P)=2 and n(Q)=5
D. n(P)=5 and n(Q)=4
Answer» E.
Discussion
6.

Is (a, b) = (b, a)?

A. True
B. False
Answer» C.
Discussion
7.

If (x+2, y-3) = (5,7) then find values of x and y.

A. x=3 and y=10
B. x=3 and y=4
C. x=7 and y=4
D. x=7 and y=10
Answer» B. x=3 and y=4
Discussion
8.

If set P has 4 elements and set Q has 5 elements then find the number of elements in P X Q.

A. 9
B. 4<sup>5</sup>
C. 20
D. 5<sup>4</sup>
Answer» D. 5<sup>4</sup>
Discussion
9.

If (a, b) = (x, y) then___________

A. a=x
B. a=y
C. a=y and b=x
D. a=x and b=y
Answer» D. a=x and b=y
Discussion
10.

If P X Q is an empty set then which of the following is a null set?

A. only P
B. only Q
C. either P or Q
D. both P and Q
Answer» D. both P and Q
Discussion