FCI Assistant Grade III 2012 Paper-I Second Sitting

Instructions

For the following questions answer them individually

Question 131

The length of each edge of a regular tetrahedron is 12 cm. The area (in sq cm) of the total surface of the tetrahedron is

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Question 132

The heights of two cones are in the ratio 1 : 3 and the diameters of their bases are in the ratio 3 : 5. The ratio of their volumes is

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Question 133

The internal radius and thickness of a hollow metallic pipe are 24 cm and 1 cm respectively. It is melted and recast into a solid cylinder of equal length. The diameter of the solid cylinder will be

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Question 134

A circle is inscribed in a square whose length of the diagonal is 12 $$\sqrt{2}$$ cm. An equilateral triangle is inscribed in that circle. The length of the side of the triangle is

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Question 135

If the perimeter of a square and a rectangle are the same, then the areas P and Q enclosed by them would satisfy the condition

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Question 136

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Question 137

The x-intercept of the graph of 5x+6y=30 is

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Question 138

latek

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Question 139

If ax + by =3, bx - ay = 4 and $$x^{2}+Y^{2}$$=1, then the value of a^{2}+b^{2} is

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Question 140

If the area of a rectangle be (x^{2}+7x+10)sq.cm,then one of the possible perimeter of it is

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