MENSURATION (QUANTITATIVE APTITUDE) EPFO UPSC

Total Questions: 30

11. The perimeter of a triangle is 40cm and its area is 60 cm². If the largest side measures 17cm, then the length (in cm) of the smallest side of the triangle is

Correct Answer: (c) 8
Solution:

12. Answer the following question

Correct Answer: (a) 7
Solution:

13. Water is flowing at the rate of 5 km/h through a pipe of diameter 14cm into a rectangular tank which is 50 m long, 44m wide. The time taken, in hours, for the rise in the level of water in the tank to be 7 cm is

Correct Answer: (a) 2
Solution:

14. The wheel of a motor car makes 1000 revolutions in moving 440 m. The diameter (in metre) of the wheel is

Correct Answer: (b) 0.14
Solution:

15. The sides of a triangles are in the ratio 2:3:4. the perimeter of the triangle is 18cm. The area (in cm²) of the triangle is

Correct Answer: (d) 3√15
Solution:

16. Diagonal of a cube is 6√3 cm. Ratio of its total surface area and volume (numerically) is:

Correct Answer: (c) 1 : 1
Solution:

17. The ratio of in radius and circumradius of a square is :

Correct Answer: (b) 1 : √2
Solution:

18. Answer the following question

Correct Answer: (c)
Solution:

19. A godown is 15 m long and 12 m broad. The sum of the areas of the floor and the ceiling is equal to the sum of areas of the four walls. The volume (in m³) of the godown is:

Correct Answer: (b) 1200
Solution:

20. If the volumes of two right circular cones are in the ratio 4 : 1 and their diameters are in the ratio 5 : 4 then the ratio of their heights is :

Correct Answer: (c) 64 : 25
Solution: