81. A eylindrical kaleidoscope is of length 25 cm and radius 3.5 cm. The curved surface area of kaleidoscope is –
(A) 525 cm2
(B) 500 cm2
(C) 450 cm2
(D) 550 cm2
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82. The circumference of the base of conical tent with height 9m is 44 m. What is the Volume of air inside it?
(A) 446 m3
(B) 447 m3
(C) 642 m3
(D) 462 m3
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83. Ir the numerical value of the surface area of phone is equal to the numerical value of its volume, then the radius of the sphere is –
(A) 5 units
(B) 2 units
(C) 1 units
(D) 10 units
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84. A Cuboidal glass box is 25 cm long, 20 cm wide and 10 cm height. The area of glass box is –
(A) 1,900 cm2
(B) 1,000 cm2
(C) 15,000 cm2
(D) 1,800 cm2
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85. The population of a village increases by 2% per year. If current population is 50,000, then find the population of village after 2 years.
(A) 51,980
(B) 52,000
(C) 52,020
(D) 52,100
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86. For which set of numbers do the mean, median and mode all have the same value?
(A) 1, 1, 2, 5, 6
(B) 1, 3, 3, 3, 5
(C) 2, 2, 2, 2, 4
(D) 1, 1, 1, 2, 5
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87. The value of
(A) √2
(B) 1
(C) 0
(D) ∞
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88. The value of 
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89. If the length of diagonal of a cube is 4√3 cm, then its volume is –
(A) 192 cm3
(B) 64 cm3
(C) 32 cm3
(D) 192√3 cm3
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90. The hour hand of clock is 6 cm long. What is the area of the sector formed by the hand in 90 minutes ?
(A) 14.7 cm2
(B) 7.14 cm2
(C) 7.7 cm2
(D) 14.14 cm2
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91. If the area of a square is 16 cm2, then the area of the square obtained by joining the mid – points of its sides in order is –
(A) 8√2 cm2
(B) 10 cm2
(C) 8 cm2
(D) 10√2 cm2
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92. The co-ordinates of point P which divides the line segment joining the points
A (4,5) and B (6,3) in the ratio 2:5
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93. A chair is thought for ₹ 3,000 and sold at a loss of 6%. Its selling price is –
(A) ₹ 2,820
(B) ₹ 2,740
(C) ₹ 2,550
(D) ₹ 2,950
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94. If 60 % of students in a school are boys and the total number of girls in the school is 460, the number of boys in the school is –
(A) 184
(B) 230
(C) 276
(D) 690
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95. The value of log2 256 its = log is –
(A) 7
(B) 6
(C) 5
(D) 8
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96. Which of the following co-ordinates lie in second Quadrant ?
(A) (3, -2)
(B) (-2, 3)
(C) (2, 3)
(D) (-2,-3)
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97. The four triangles formed by joining the pairs of mid points of the sides of a given triangle are congruent if the given triangle is –
(A) right angled triangle
(B) equilateral triangle
(C) isosceles triangle
(D) of any shape
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98. ABCD is a rhombus in which the altitude from D to side AB bisects AB, then one of the angle of the rhombus is –
(A) 60°
(B) 50°
(C) 45°
(D) 90°
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99. The market price of a watch is ₹ 720. A man buys the same for ₹ 550,80 after getting two successive discounts. If the first discount is 10% then what is the rate of second discount?
(A) 15%
(B) 14%
(C) 12%
(D) 18%
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100. The compound interest for ₹ 25,000 at 10% per annum Compounded yearly for 2 years is –
(A) ₹ 5,500
(B) ₹ 5,250
(C) ₹ 5,000
(D) ₹ 5,750
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