Question # 1

A square matrix A is said to be singular if

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In a square matrix number of rows and column are

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Equal

Now equal

Greater

Less then

Number of terms in a proportion are

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2

4

3

5

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{3}

R

R - {x = 3}

None of these

If h (x) = 1/x - 5;. then h (5) will be:

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Defined

Infinite

Finite

None of these

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Unit matrix

Diagonal matrix

Square matrix

Singular matrix

5 in binary system is:

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(10)₂

(101)₂

(11)₂

None of these

What percent Rs. 30 is of 300

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30%

10%

20%

15%

Coordinate axes are:

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X-axis only

Y-axis only

Origin

Both x-axis and y-axis

Interest is:

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Rent

Wage

Salary

Commission

We cannot find the inverse of a:

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Square matrix

Diagonal matrix

Triangular matrix

Singular matrix

Annuity is classified into:

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Two classes

Three classes

Four classes

Five classes

The methods of finding interest are:

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One

Two

Three

Four

Proportion is usually denoted by

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:

: :

<

>

What percent Rs.300 is of 300:

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30%

10%

20%

15%

The positive difference among the sale price and cost price is called

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Loss

Profit

Percentage

Ratio

If A is a singular matrix then:

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A = 0

|A| = 0

A ≠ 0

|A| ≠ 0

Hexadecimal number system is based on:

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Two digits

Ten digits

Eight digits

Sixteen digits

(1001001)₂ in decimal system is -----------------------

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37

67

73

87

If 3x + 2 = 2x + 6 then x is equal to.

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4

5

6

7

Decimal form of 3.75 %

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375

37.5

0.0375

0.375

The two expressions on the both sides of the equality sign is called.

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Sides of equation

L.H.S

R.H.S

Equation

Any matrix "A" is a symmetric matrix if

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A = A

A = A^t

A = -A^t

A = A-I

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