volumes mcqs to prepare for nts,kppsc,fpsc,ppsc and more | mcqpk.com

volumes Mcqs

51. How many shots of 1cm radius can be prepared from a sphere of 3cm radius?
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A. 64

B. 36

C. 27

D. 16

52. The edges of three iron cubes are 6cm; 8cm; 10cm respectively. A new cube was made by melting them. Find the edge of the new cube?
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A. 12 cm

B. 14 cm

C. 8 cm

D. 10 cm

53. How many cubes of edge 2 dm can be cut out of a meter cube?
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A. 216

B. 64

C. 50

D. 125

54. The ratio between the radii of two spheres is 1:3. Find the ratio between their volumes?
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A. 9:01

B. 27:01:00

C. 1:27

D. 1:09

55. Find the expenditure on digging a well 14m deep and of 3m diameter at Rs.15 per cubic meter?
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A. Rs.1185

B. Rs.1485

C. Rs.1385

D. Rs.1285

56. How many meters of carpet 50cm, wide will be required to cover the floor of a room 30m * 20m?
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A. 1200

B. 600

C. 1000

D. 2400

57. The edges of cuboid are 4 cm; 5 cm and 6 cm. Find its surface area?
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A. 120 cm<sup>2</sup>

B. 15 cm<sup>2</sup>

C. 74 cm<sup>2</sup>

D. 148 cm2

58. A rectangular courtyard, the sides of which are in the ratio of 4:3, cost Rs.600 for paving at 50 p per m<sup>2
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A. 45 m

B. 25 m

C. 35 m

D. 50 m

59. The dimensions of an open box are 52, 40 and 29 cms. Its thickness is 2 cms. If 1 cm<sup>3
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A. 8.56 kg

B. 7.756 kg

C. 6.832 kg

D. 7.76 kg

60. If the radius of the sphere is doubled then its volume is increased by?
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A. 800%

B. 700 %

C. 100%

D. 200%

61. The volumes of two cubes are in the ratio 27: 125, what shall be the ratio of their surface areas?
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A. 9:25

B. 16:25

C. 6:25

D. 3:05

62. Two cylinders are of the same height. Their radii are in the ratio 1: 3. If the volume of the first cylinder is 40 cc. Find the volume of the second cylinder?
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A. 300 cc

B. 360 cc

C. 36 cc

D. 60 cc

63. The spherical ball of lead 3 cm in diameter is melted and recast into 3 spherical balls. The diameters of two of these are 1 cm and 2 cm respectively. The diameter of third ball is?
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A. 2.66 cm

B. 3.5 cm

C. 3 cm

D. 2.5 cm

64. If the sides of a cube are in the ratio 4:3. What is the ratio of their diagonals?
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A. 3:04

B. 4:3

C. 16:09

D. 64:27:00

65. The diameter of a cylindrical tin is 6cm and height is 5 cm. Find the volume of the cylinder?
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A. 150 ? cc

B. 45 ? cc

C. 180 ? cc

D. 30 ? cc

66. The edges of a cuboid are 4 cm, 5 cm and 6 cm. Find the volume of the cuboid?
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A. 120 cm<sup>3</sup>

B. 15 cm<sup>3</sup>

C. 148 cm<sup>2</sup>

D. 120 cm2

67. Surface area of a sphere is 2464 cm2. If its radius is doubled, then the surface area of _________?the new sphere will be
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A. 9856 cm2

B. 4727 cm2

C. 4920 cm2

D. 19712 cm2

68. A cistern of capacity 8000 litres measures externally 3.3 m by 2.6 m by 1.1 m and its walls are 5 cm thick. The thickness of the bottom is__________?
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A. 1 m

B. 1.1 cm

C. 90 cm

D. 1 dm

69. The volume of a cube is 1728 cc. Find its surface.
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A. 468 cm<sup>2</sup>

B. 648 cm<sup>2</sup>

C. 486 cm<sup>2</sup>

D. 864 cm2

70. The radius of the base of cone is 3 cm and height is 4 cm. Find the volume of the cone?
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A. 8 ? cm<sup>3</sup>

B. 12 ? cm3

C. 10 ? cm<sup>3</sup>

D. 6 ? cm<sup>3</sup>

71. The edge of three cubes of metal is 3 dm, 4 dm and 5 dm. They are melted and formed into a single cube. Find the edge of the new cube?
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A. 6 dm

B. 3 dm

C. 4 dm

D. 5 dm

Showing 51 to 71 of 71 mcqs