# Mathematics/Mathematics MCQs Set-6 Sample Test,Sample questions

1.A

2.B

3.A∪B

4.A∩B

1.{1}

2.{1, 2}

3.{1, a}

4.{a, b, c}

1.True

2.False

1.A

2.B

3.A∪B

4. A∩B

1.True

2.False

1.A

2.B

3.C

4.D

## Question: ```Equal sets _______ number of elements. ```

1.Must have same

2.May have same

3.Can’t have same

4.Shouldn’t have different

1.is same as

2.is an

3.is not

4.may or may not

1.a=x

2.a=y

3.a=y and b=x

4.a=x and b=y

1.x=3 and y=10

2.x=3 and y=4

3.x=7 and y=4

4.x=7 and y=10

## Question: ```If A = {1,10,15,17} and B = {1,5,7,8} then which of the following is the correct statement about A and B? ```

1.“A” and “B” are equal sets

2.“A” and “B” are equivalent sets

3.“A” and “B” are empty sets

4.“A” and “B” are infinite sets

## Question: ```If A = {1,2,3,4,6} and B = {2,3,4} then which one of the following is correct? ```

1.A is a universal set

2.B is a subset of A

3.B is a superset of A

4.A is a null set

1.A=B

2.A⊆B

3.B⊆A

4.A⊄B

1.A⊆B

2.B⊆A

3.Ф⊆A

4.B⊆Ф

## Question: ```If A = {2,4} then subsets of A are ___________ ```

1.{{2}, {4}}

2.{{2}, {4}, {2,4}}

3.{Ф, {2}, {4}}

4.{Ф, {2}, {4}, {2,4}}

1.True

2.False

## Question: ```If A is a set of whole numbers and B is a set of Natural Numbers then choose the correct option. ```

1.A⊆B

2.B⊆A

3.A=B

4.A and B are finite sets

1.A

2.B

3.C

4.B-C

1.A

2.B

3.C

4.Φ

1.A

2.B

3.C

4. B-C

1.{1}

2.{1, 2}

3.{1, a}

4.{a, b, c}

1.True

2.False

1.A

2.B

3.Null Set

4.Universal Set

1.A

2.B

3.Null set

4.Universal Set

## Question: ```If n(A X B) = n(B X A) = 36 then which of the following may hold true? ```

1.n(A)=2, n(B)=18

2.n(A)=9, n(B)=4

3.n(A)=6, n(b)=6

4.None of the mentioned

1.True

2.False

## Question: ```If P X Q has 10 elements then which is not possible? ```

1.n(P)=1 and n(Q)=10

2.n(P)=10 and n(Q)=1

3.n(P)=2 and n(Q)=5

4.n(P)=5 and n(Q)=4

1.only P

2.only Q

3.either P or Q

4.both P and Q

1.6

2.8

3.32

4.64

1.12

2.14

3.24

4.7

1.Are equal

2.Are not equal

3.May be equal

4.Are finite

1.True

2.False

1.Infinite

2.Empty

3.Singleton

4.Equal

## Question: ```Let set A = {1, 2} and C be {3, 4} then A X B (Cartesian product of set A and B) is? ```

1.{1, 2, 3, 4}

2.{(1, 3),(2, 4)}

3.{(1, 3), (2, 4), (1, 4), (2, 3)}

4.{(3, 1), (4, 1)}

1.True

2.False

1.empty set

2.singleton set

3.finite set

4.infinite set

1.True

2.False

1.True

2.False

## Question: ```The finite set can have ________________ number of elements. ```

1.only zero

2.only one

3.at least one

4.zero or more but not infinite

1.5

2.25

3.32

4.64

1.zero

2. one

3.finite

4.infinite

## Question: ```Which of the following is a finite set? ```

1.Set of natural numbers

2.Set of whole numbers

3.Set of even numbers

4.Set of even prime number

## Question: ```Which of the following is an infinite set? ```

1.A set of girls in a college

2. A set of players in a cricket team

3.A set of points in a Line

4.A set of edges in a square

## Question: ```Which of the following is infinite set? ```

1.Set of days of week

2.Set of points on a line

3.Set of months in a year

4.Set of prime numbers less than 99

## Question: ```Which of the following set is finite? ```

1.{1,2,3,4,……………………….}

2.{4,7,9}

3.{1,4,9,16,…………………….}

4.{1,8,27,……………………….}

1.X and Y

2.Y and Z

3.X and Z

4.X, Y and Z

## Question: ```Which of the following statements regarding sets is false? ```

1.A X B = B X A

2.A X B ≠ B X A

3.n(A X B) = n(A) * n(B)

4.All of the mentioned

## Question: ```Which of the following two sets equal? ```

1.{1,2,3} and {2,3,4}

2.{1,3,5} and {1,3,5,7}

3.{3,4,7} and {7,4,3}

4.{1,2,7} and {2,7,1,4}

## Question: ```Which of the set is singleton set? ```

1.Set of odd prime numbers

2.Set of even prime numbers

3.Set of odd numbers

4.Set of prime numbers

1.X and Y

2.Y and Z

3.X and Z

4.X, Y and Z

## More MCQS

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