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Aptitude MCQs On Mensuration-3D (Week 2) - 15.01.2022

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Question 1

Find the volume of a cylinder whose radius is 1/3 of the radius of the sphere having surface area 5544 m² and height of the cylinder is 2/3 of the radius of the sphere.

Question 2

The internal length, breadth and height of a cuboidal room are 12 m, 8 m and 10 m, respectively. The total cost (in ) of whitewashing only all four walls of the room at the cost of Rs.25 per m2, is:

Question 3

The curved surface area of a cylinder is 264 m² and its volume is 250% more than its curved surface area. Find the ratio of its diameter and its height respectively.

Question 4

The radius of the base of a cylinder is 14 cmand its volume is 6160 cm3. The curved surface area (in cm2) is:

Question 5

The ratio of the total surface area and volume of a sphere is 2 : 7. Its radius is:
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Jan 15MPSC