# MBA/MBA Business Mathematics Mcq Set 4 Sample Test,Sample questions

1.-2

2.2

3.7/4

4.3 / 2

1.84 cows

2.34 cows

3.88 cows

4.44 cows

## Question: `A diagonal matrix in which all diagonal elements are equal is called`

1.Unit matrix

2.Null matrix

3.Scalar matrix

4.Triangular matrix

1.215

2.363.35

3.186

4.240

## Question: `A relation R ={(1,1), (1,2)}ON a ={1,2,3}. A minimum number of elements required in R so that the enlarged relation becomes an equilance relationis`

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

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

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

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

## Question: `Cube root of 5 x cube root of 7 is`

1.Cube root of 35

2.Cube root of 12

3.Cube root of 7 / 5

4.Cube root of 2

1.y = 3x

2.y =2x

3.x = 2y

4.x =3x

1.15x3

2.16x4

3.17x5

4.14x6

1.Rs 1000

2.Rs 1025

3.Rs 1050

4.Rs 1100

## Question: `Find the domain of the function y = f(x) which is defined as f(x) = (1 / âˆš{x- [x]}) [x] is the greatest integer function`

1.x is any real number other than an integer

2.And real value of x

3.All natural numbers

4.None of these

1.623

2.580

3.629

4.650

1.736

2.728

3.280

4.792

1.420

2.360

3.400

4.300

1.10

2.15

3.22

4.11

## Question: `If A = a b is such that A2 = I, then c - a`

1.1+ a2 + bc =0

2.1+ a2 + bc =0

3.1 â€“a2 -bc = 0

4.1 +a2 -bc=0

1.{1, 4, 6, 9}

2.{4, 6, 9}

3.{1}

4.None of these

1.det( A)

2.1/det( A)

3.1

4.0

## Question: `If A, B are symmetric matrices of the same order, then AB â€“ BA is a`

1.Skew symmetric matrix

2.Symmetric matrix

3.Zero matrix

4.Identity matrix

## Question: `If b = f(a) and f(a) = (a â€“ 1) / (a + 1), which of the following is true?`

1.f(2a) = f(a) + 1

2.f(1/a) = -f(a)

3.a = f(b) + f(1/a)

4.a = f(b)

1.1 / 10

2.1 / 11

3.1 / 9

4.1 / 20

1.7, 11

2.7, 14

3.8, 16

4.None of these

1.10

2.12

3.13

4.14

1.9

2.8

3.5

4.3

1.2mn

2.2mn -1

3.2mn

4.Mn

1.7/12

2.9/12

3.1/12

4.11/12

1.p + q

2.p + q + 1

3.pq

4.p2

1.0

2.-1

3.10

4.9

## Question: `In a set â€“ builder method, the null set is represented by`

1.{ }

2.Î¦

3.{ x : x â‰  x }

4.{ x : x = x }

1.30 %

2.55 %

3.40 %

4.None of these

1.28

2.36

3.4! 4!

4.2.4! 4!

## Question: `In PERT the span of time between the optimistic and pessismistic time estimates of an activity is _______`

1.3Ïƒ

2.12Ïƒ

3.6Ïƒ

4.None of the above.

1.A-1

2.A

3.I

4.AI

1.Non linear

2.Linear

3.Binomial

4.None of these

1.k | A |

2.k2 | A |

3.k3 | A |

4.3k | A |

## Question: `Let f = {(x, x2 /1+x2 ): x â‚¬ R } be a function from R into R . range of x is`

1.negative real numbers.

2.non negative real numbers.

3.positive real numbers.

4.any positive real number x such that 0â‰¤ x <1

## Question: `Let f(x) = x / x+ 3, then f (x + 1) =`

1.3x + 2/ x+ 2

2.x + 1 / x + 4

3.(x + 1) / (x + 3)

4.2 x + 3 / (x + 3)

1.5

2.8

3.3

4.2

1.â€“ Ï€ / 2

2.Ï€ / 2

3.Ï€ 3 / 2

4.5 Ï€ / 2

1.32

2.64

3.76

4.104

1.20

2.28

3.8

4.16

1.3

2.4

3.5

4.6

1.(- âˆž, 0)

2.[0, âˆž)

3.(0, - âˆž)

4.R

1.7,000

2.8,000

3.8,500

4.7,500

1.1 and 64

2.2 and 16

3.4 and 16

4.3 and 16

## Question: `The union of infinite number of open sets is`

1.An open set

2.A closed set

3.Need not be an open set

4.Not a set

## More MCQS

##### Olete Team
Online Exam TestTop Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on Online Exam Testwebsite is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!