Quantitative Aptitude
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Quantitative Aptitude • Volume and Surface Area
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A hollow cylindrical tube open at both ends is made of iron 2 cm thick. If the external diameter is 50 cm and length is 140 cm, what is the volume of iron used?
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Quantitative Aptitude • Volume and Surface Area
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A cone and a cylinder have equal radii and equal heights. What is the ratio of the volume of the cone to the volume of the cylinder?
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Quantitative Aptitude • Volume and Surface Area
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If the volume of a cube is 729 cm³, what is its total surface area?
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Quantitative Aptitude • Volume and Surface Area
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A rectangular water tank is 6 m long, 4 m wide and 3 m high. How many litres of water can it hold when full?
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Quantitative Aptitude • Volume and Surface Area
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A metallic sphere of radius 10.5 cm is melted and recast into small cones of radius 3.5 cm and height 3 cm. How many cones are formed?
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Quantitative Aptitude • Volume and Surface Area
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The curved surface area of a cylinder is 528 cm² and its height is 14 cm. What is its volume?
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Quantitative Aptitude • Volume and Surface Area
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The length, breadth and height of a cuboid are in the ratio 6:5:4. If its total surface area is 592 cm², what is its volume?
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Quantitative Aptitude • Volume and Surface Area
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A sphere of radius 7 cm is melted and recast into small cones of radius 3.5 cm and height 3 cm. How many cones can be made?
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Quantitative Aptitude • Volume and Surface Area
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A cube of side 8 cm is painted on all faces. It is then cut into smaller cubes of side 2 cm each. How many of the smaller cubes have exactly two faces painted?
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Quantitative Aptitude • Volume and Surface Area
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The ratio of the radii of two cylinders is 2:3 and the ratio of their heights is 5:4. What is the ratio of their volumes?
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