1 .
    If (x + 3264 $\times$ 3266) be a square number, then the value of x is -
    A.  0
    B.  1
    C.  2
    D.  3265
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    2 .
    It cost Rs. 11 a kilometer by an aeroplane and Rs. 5 a kilometer by car to a man. If the man travels 226 kms covering A km of the distance by aeroplane and the rest of distance by car, then the cost of the trip is -
    A.  1700
    B.  2100
    C.  6A + 110
    D.  16 A + 1130
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    3 .
    Find the value of x in $x - 1 \over x + 1$ + $x + 1 \over x - 1$ = $18 \over 7$
    A.  � 2
    B.  � 2 , 3
    C.  � 2$\sqrt 3$
    D.  � 2 $\sqrt 2$
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    4 .
    If x + $1\over x$ = $\sqrt{20}$, then value of $x^3 $ - $1 \over x^3$ is ----
    A.  68
    B.  76
    C.  72
    D.  82
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    5 .
    At a point on the ground, the angle of elevation of the top of a tower is found to be such that tan A = $8\over15$ . On walking 117 meters towards the tower, the angle of elevation is found to be such that tan B = $3\over 4$ . The height of the tower is -
    A.  212 metres
    B.  226 meters
    C.  216 meters
    D.  232 meters
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    6 .
    The value of (5 $tan^ 2$ 60° - $3\over 2$ $sin^ 2$ 30° - $1\over 2$ $cos^ 2$ 45° + $3\over 2$ $cot^ 2$ 45° ) is -
    A.  23
    B.  42
    C.  $127 \over 8$
    D.  $8\over 73$
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    7 .
    If ax+ by= 6 ,bx- ay= 7 and $x^ 2$ + $y^ 2$ = 5, then the value of $a^ 2$ + $b^ 2 $ is -
    A.  15
    B.  17
    C.  16
    D.  18
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    8 .
    An exterior angle of a regular polygon is 90° , then find the number of sides of the polygon
    A.  4
    B.  5
    C.  6
    D.  7
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    9 .
    The length and breadth of a rectangle are 20 m and 15 m respectively. If length is increased by 20% and the breadth by 30%, the percentage increase in its area is -
    A.  50%
    B.  44%
    C.  54%
    D.  56%
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    10 .
    An equilateral triangle is described on the diagonal of a square. What is the ratio of the area of the triangle to that of the square ?
    A.  $\sqrt 3$ : 2
    B.  2 : $\sqrt 3$
    C.  $\sqrt 3$ : 4
    D.  4 : $\sqrt 3$
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