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140+ Basic Numerical Skills Solved MCQs

These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Business Administration (BBA) , Bachelor of Commerce (B Com) , Bachelor Multimedia Communication (BMMC) .

1.

George cantor is the

A. Father of Mathematics
B. Father of statistics
C. Father of Set Theory
D. None
Answer» C. Father of Set Theory
2.

Which method is also known as tabular method

A. Roster method
B. Set builder form
C. Both a and b
D. None
Answer» A. Roster method
3.

Which is also known as property method

A. Roster method
B. Set builder method
C. Both a and b
D. None
Answer» B. Set builder method
4.

A set with no elements is a

A. Null set
B. Finite set
C. Infinite set
D. None
Answer» A. Null set
5.

A set which is empty (or) consists of a definite number of elements is called

A. Null set
B. Finite set
C. Infinite set
D. None
Answer» B. Finite set
6.

Two set A and B are said to be equal if they have exactly the same elements and we write it

A. A ≠ B
B. A = B
C. A € B
D. None
Answer» B. A = B
7.

Two finite sets A and B are said to be equivalent set if cardinality of both sets are

A. Equal
B. Not equal
C. Similar
D. none
Answer» A. Equal
8.

Which of the following are examples of null set

A. Set of even prime numbers
B. Set of letters in English alphabets
C. Set of odd natural numbers divisible by 2
D. All the above
Answer» C. Set of odd natural numbers divisible by 2
9.

In the following state whether A=B

A. A= {4,8,12,16} B = {8,4,16,18}
B. A= {x : x is a multiple of 10 } B= {10, 15, 20, 25 ….}
C. A= {a, b, c, d} B = {d, c, b, a}
D. None
Answer» C. A= {a, b, c, d} B = {d, c, b, a}
10.

A set ‘A’ is said to be a subset of a set B if every element of A is

A. Also an element of A
B. Also an element of B
C. Not an element of B
D. Not an element of A
Answer» B. Also an element of B
11.

The Value of determinant a b c d is

A. ad – bc
B. ab – cd
C. bd – ac
D. bc - ad
Answer» A. ad – bc
12.

a 0 b −a is =

A. ab
B. 0
C. a2
D. b
Answer» C. a2
13.

The Value of the determinant 5 6 3 4 is ______

A. 2
B. - 2
C. 38
D. - 38
Answer» A. 2
14.

if the rows and columns of determinant are interchanged, the determinate value ………………….

A. Remains the same
B. The sign of the value is changed
C. Becomes zero
D. None
Answer» A. Remains the same
15.

A matrix with equal number of rows and colume is called

A. Square matrix
B. Column
C. Row
D. none
Answer» A. Square matrix
16.

A matrix in which every element is Zero

A. Unit
B. Diagonal
C. Scalar
D. Null
Answer» D. Null
17.

A square matrix in which all the laments except those in leading diagonal are zero is called ……………. Matrix

A. Zero
B. Null
C. Diagonal
D. None
Answer» C. Diagonal
18.

A………… is matrix which has only one column

A. Column
B. Row
C. Diagonal
D. Square
Answer» A. Column
19.

A square matrix in which elements in the diagonal are1 and rest is all zero is called

A. Diagonal matrix
B. Zero matrix
C. Identity matrix
D. none
Answer» C. Identity matrix
20.

If all elements in the matrix are zero then it is

A. Diagonal matrix
B. Square matrix
C. Identity matrix
D. Zero matrix
Answer» D. Zero matrix
21.

The sum of two matrices is a matrix obtained by adding ………………... elements of the given matrices

A. Corresponding
B. Opposite
C. Same
D. none
Answer» A. Corresponding
22.

A (B+C) = AB + AC is a

A. Associative law
B. Cumulative law
C. Distributive law
D. Corresponding law
Answer» C. Distributive law
23.

The transpose of a matrix A is denoted by

A. At
B. A
C. A(x)
D. None
Answer» A. At
24.

A rectangular matrix does not possess

A. Inverse matrix
B. Square matrix
C. Zero matrix
D. None
Answer» A. Inverse matrix
25.

The solution of the equation 4 =2/3 x is …………..

A. 6
B. 12
C. 8
D. 16
Answer» A. 6
26.

The equations x2 + 4 =0 is a …………

A. Quadratic equation
B. Cubic equation
C. Simple equation
D. None
Answer» A. Quadratic equation
27.

Equation ax2 + b = 0

A. Pure quadratic equation
B. General quadratic equation
C. Not a quadratic equation
D. None
Answer» A. Pure quadratic equation
28.

The root of the eqn 3x2 -1 = 0 are ………

A. Irrational
B. Imaginary
C. Rational
D. integer
Answer» A. Irrational
29.

x2 - 4 = 0 implies x =………..

A. 2
B. -2
C. ± 2
D. None
Answer» C. ± 2
30.

………….. is one of the solutions to the equation 3x2 - 4x+1 =0

A. x = -1
B. x = 1
C. x = 2
D. x = 0
Answer» B. x = 1
31.

The expression b2 - 4ac is called ………… of the quadratic eqn.

A. Discriminant
B. Roots
C. Characteristics
D. solution
Answer» A. Discriminant
32.

If the discriminant of a quadratic eqn is zero, the roots are

A. Real and equal
B. Real and unequal
C. Complex
D. Nothing
Answer» A. Real and equal
33.

Quadratic eqn ax 2+ bx + c = 0 has equal roots if

A. b - 4ac < 0
B. b - 4ac > 0
C. b - 4ac = 0
D. b - 4ac = 1
Answer» C. b - 4ac = 0
34.

Eqn y = 2x+5 has

A. No solution
B. One solution
C. 3 solutions
D. Infinite solutions
Answer» D. Infinite solutions
35.

X = 4 + 8y is

A. Quadratic
B. Linear
C. Exponential
D. none
Answer» B. Linear
36.

………………. satisfies the eqn x +y +1 = 0

A. (x = 0 , y = 0 )
B. ( x = 1, y = - 2 )
C. ( x= 0 , y = 1)
D. (x = -2, y = 2)
Answer» B. ( x = 1, y = - 2 )
37.

Simultaneous eqns means a set of eqn in …….. unknowns

A. One
B. Two
C. Three
D. Any number
Answer» D. Any number
38.

…………….. are mathematical statements that contains one or more derivatives

A. Sets
B. Linear eqn
C. Equation
D. None
Answer» C. Equation
39.

It is an eqn is one or more variables where each terms degrees is not more than I is

A. Simultaneous eqn
B. Linear eqn
C. Eqn
D. none
Answer» B. Linear eqn
40.

…………… are a set of eqn containing multiple variables

A. Simultaneous eqn
B. Linear eqn
C. Eqn
D. none
Answer» A. Simultaneous eqn
41.

Elimination by judicious multiplication is the other commonly used method to solve

A. Simultaneous eqn
B. Linear eqn
C. Simultaneous linear eqn
D. none
Answer» C. Simultaneous linear eqn
42.

The term “Quadratic” comes from

A. Quadratis
B. Quadratice
C. Quadratus
D. None
Answer» C. Quadratus
43.

Quadratics eqn is an eqn in which the highest power of the variables is

A. 1
B. 2
C. 3
D. None
Answer» B. 2
44.

………… means to rewrite the quadratic eqn into multiplication form

A. Graphing
B. Completing the square
C. Factoring
D. None
Answer» C. Factoring
45.

The formula used for finding the roots of a quadratics eqn is known as

A. Completing the square
B. Factoring
C. Quadratic formula
D. none
Answer» C. Quadratic formula
46.

A quadratic eqn with real (or) complex coefficients has 2 solutions called

A. Roots
B. Eqn
C. Formula
D. None
Answer» A. Roots
47.

Break even point is

A. No sales no production
B. No profit no loss
C. Above targeted profit
D. None
Answer» B. No profit no loss
48.

At market equilibrium

A. Demand = Supply
B. Profit = Loss
C. Sales = forecast
D. None
Answer» A. Demand = Supply
49.

R(x) ==C(x) denotes

A. Profit function
B. Market equilibrium
C. BEP
D. None
Answer» C. BEP
50.

A series obtained by adding a constant number to its preceding terms is

A. GP
B. AP
C. GP or AP
D. None
Answer» B. AP

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