# MBA/MBA Business Mathematics Mcq Set 6 Sample Test,Sample questions

1.21

2.42

3.35

4.15

1.48 / 17

2.– 51 / 4

3.51 / 4

4.– 48 / 17

## Question: `A square matrix with each of its diagonal elements equal to unity and all non diagonal elements equal to zero is`

1.Scalar matrix

2.Null matrix

3.Identity matrix

4.Column matrix

1.265

2.263

3.264

4.2754

1.4%

2.6%

3.5%

4.7%

1.Cubic surd

2.Compound surd

1.3/2

2.5/2

3.7/2

4.9/2

## Question: ```Find P-1 , if it exist , given P = 10 -2 -5 1```

1.P-1 =0

2.P-1 = 1/10 0 1/2 1

3.P-1 =1

4.P-1 does not exist

1.-252 x2

2.-252 x3

3.-250 x2

4.-250 x3

1.4000

2.4096

3.4069

4.4009

1.384

2.192

3.1536

4.768

1.27C3

2.28C3

3.2600

4.29C4

1.24

2.36

3.48

4.None of these

1.177

2.160

3.156

4.180

1.{2, 3}

2.{5, 6, 7}

3.{3, 2, 6}

4.{2, 3, 5}

1.5520

2.5612

3.5623

4.5418

1.+3

2.-3

3.± 1

4.±2

1.21

2.24

3.36

4.30

1.21

2.11

3.22

4.19

1.4896

2.816

3.1632

4.None of these

1.5

2.6

3.4

4.3

1.2a

2.2a2

3.a²

4.aª

## Question: `If R is the relation “is greater than” from A ={1,2,3,4,5}to B={1,3,4} , Than R-1 is`

1.{(1,2) ,(1,3),(1,4),(1,5)}

2.{(3,4),(4,5),(3,5)}

3.{(1,2), (1,3), (1,4), (3,4), (1,5), (3,5), (4,5)}

4.{(2,1), (3,1), (4,1),(4,3), (5,1), (5,3), (5,4)}

1.0

2.p – q

3.p + q

4.–(p + q)

1.25

2.4

3.90

4.60

1.Linear

2.Non linear

3.Monomial

4.None

1.Linear

2.Non linear

3.Binominal

4.None

1.(1,2)

2.(1,3)

3.(2,3)

4.(1,1)

1.|A |

2.|A |2

3.| A |3

4.3 | A|

1.x=1, y=2 , z=3

2.x=2, y=4, z=3

3.x=1, y=3, z=2

4.x=2, y=3, z=4

1.{x: 3< x <0}

2.{x: 0≤ x ≤ 3}

3.{x: 0< x < 3}

4.{x: 3≤ x ≤ 0}

1.1/√8

2.1/8

3.¼

4.½

1.11 / 14

2.– 14 / 11

3.14 / 11

4.– 11 / 14

1.-42/27 a7

2.-40/27 a7

3.- 43/27 a6

4.-38/27 a6

1.– a – ib

2.b – ai

3.b + ai

4.a – ib

1.5.0264

2.4.1468

3.5.0236

4.4.1648

1.k= 2

2.k= 3

3.k= 4

4.k=5

## Question: `The number of non zero rows of a matrix in its row echelon form is a`

1.Row matrix

2.Column matrix

3.Rank of matrix

4.Augmented matrix

## Question: `The polar form of (i25)3 is`

1.Cos π/2 + i Sin π/2

2.Cos π + i Sin π

3.Cos π – i Sin π

4.Cos π/2 - i Sin π/2

1.8

2.9

3.10

4.11

1.r!

2.(r – 1)!

3.( r + 1)!

4.None of these

1.Finite

2.Countable

3.Uncountable

4.Infinite

1.80.50 cm

2.83.75 cm

3.85.75 cms

4.81.50 cms

## Question: `Which of the following is correct:`

1.Determinant is a square matrix

2.Determinant is a number associated to a square matrix.

3.Determinant is a number associated to a matrix.

4.None of these.

1.√ 7

2.√ 5

3.√ 13

4.√8

## More MCQS

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