1 
Which of the following is a proper rational expression? 
 A. 2x3 + 3x2 +3/x2 + x + 3
 B. 3x2 + 4x + 5/ 2x^4+ 1
 C. x3 +8/x + 1
 D. 2√x+3/2√x3

2 
A parallelogram containing a right angle is called a: 
 A. quadrilateral
 B. square
 C. rectangle
 D. equilateral

3 
Root which are not the solution of the original equation but they are obtained in the solution are called: 
 A. Real roots
 B. extraneous roots
 C. constants
 D. variable solvents

4 
The area of four walls of a room when length breadth and height of a room are given is: 
 A. l x b
 B. 2h(l +b)
 C. h(l +b)
 D. 2(l+b)

5 

 A. 72°
 B. 180°
 C. 108°
 D. 90°

6 
Which matrix is said to be additive identity of any matrix: 
 A. scalar matrix
 B. diagonal matrix
 C. zero matrix
 D. unit matrix

7 
The product of two factors is equal to: 
 A. H.C.F
 B. H.C.F x L.C.M
 C. L.C.M
 D. H.C.F/L.C.M

8 
Point (2,4) lies in: 
 A. Iquadrant
 B. IIquadrant
 C. IIIquadrant
 D. IVquadrant

9 
Hero's formula is: 

10 
A father's age 4 times of his son's age. if the age of son is 20 year's then the age of father is: 
