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Quantitative Aptitude

VOLUME AND SURFACE AREA MCQs

Total Questions : 820 | Page 2 of 82 pages
Question 11.

  1. The total surface area of a cube is 1176 cm2. Its volume is

  1.    1744 cm3
  2.    2744 cm3
  3.    3744 cm3
  4.     none of these
 Discuss Question
Answer: Option B. -> 2744 cm3
Question 12.

  1. The cost of a copper cube at 50 paise per cubic cm is Rs 864. The total surface area of the cube is

  1.    664 cm2
  2.    464 cm2
  3.    666 cm2
  4.    none of these
 Discuss Question
Answer: Option D. -> none of these
Question 13.

  1. A rectangular tank measuring 5 m by 4.5 m by 2.1 m is dug in the centre of a field 25 m by 13.5 m. The earth dug out is spread evenly over the remaining portion of the field. The level of the ground will be raised by

  1.    10 cm
  2.    15 cm
  3.    20 cm
  4.    25 cm
 Discuss Question
Answer: Option B. -> 15 cm
Question 14.

  1. Three cubes whose edges measure 3 cm, 4 cm and 5 cm respectively are melted to form a single cube. The surface area of the new cube is

  1.    126 cm2
  2.    216 cm2
  3.    621 cm2
  4.    612 cm2
 Discuss Question
Answer: Option B. -> 216 cm2
Question 15.

  1. The areas of three adjacent faces of a cuboid are x, y and z. If the volume is V, then

  1.    V = xyz
  2.    V2 = xyz
  3.    V3 = xyz
  4.    none of these
 Discuss Question
Answer: Option B. -> V2 = xyz
Question 16.

  1. The side of a cube whose surface area is numerically equal to its volume is

  1.    6 unit
  2.    8 uniot
  3.    10 unit
  4.    12 unit
 Discuss Question
Answer: Option D. -> 12 unit
Question 17.

  1. A closed box made of wood of uniform thickness has length, breadth and height 12 cm, 10 cm and 8 cm respectively. If the thickness of the wood is 1 cm, the inner surface area is

  1.    356 cm2
  2.    366 cm2
  3.    376 cm2
  4.    386 cm2
 Discuss Question
Answer: Option C. -> 376 cm2
Question 18.

  1. The volume of a cuboid is  cubic cm. lf its length, breadth and height are each doubled, the volume will become

  1.    2 m cm3
  2.    4 m cm3
  3.    6 m cm3
  4.    8 m cm3
 Discuss Question
Answer: Option D. -> 8 m cm3
Question 19.

  1. The volume of a tank is 250 m3 and the area of its base is 50 m2. The depth of water inside when it is full is

  1.    5 m
  2.    10 m
  3.    15 m
  4.    20 m
 Discuss Question
Answer: Option A. -> 5 m
Question 20.

  1. lf the volume of a tank is 240 m3 and dimensions of a slab are 5 m, 3 m and 2 m respectively, then number of slabs required to fill it is

  1.    8
  2.    18
  3.    28
  4.    38
 Discuss Question
Answer: Option A. -> 8

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