Mensuration MCQ Questions and Answers for Practice

1. 1 m³ is..........

1. 10 L
2. 100 L
3. 1000 L
4. 10000 L

2. 1 ml = ............

1. 1 cm³
2. 10 cm³
3. 100 cm³
4. 1000 cm³

3. 1L = ...............cm³

1. 100
2. 1000
3. 10
4. 10,000

4. A covered wooden box has the inner measures as 115 cm, 75 cm and 35 cm and thickness of wood as 2.5 cm. The volume of the wood is :

1. 85000 cu. cm
2. 80000 cu. cm
3. 82125 cu. cm
4. 84000 cu. cm

5. A cube of side 4 cm is cut into 1 cm cubes. What is the ratio of the surface area of the cut-out cubes and original cube?

1. 1:02
2. 1:03
3. 1:04
4. 1:06

6. A cube of side 4 cm is cut into 1 cm cubes. What is the ratio of the surface areas of the original cubes and cut-out cubes?

1. 1:02
2. 1:03
3. 1:04
4. 6:01

7. A cube of side 5 cm is painted on all its faces. If it is sliced into 1 cubic cm cubes, how many 1 cubic cm cubes will have exactly one of their faces painted?

1. 27
2. 42
3. 54
4. 142

8. A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into cube. The side of the cube is

1. 6 cm
2. 8 cm
3. 12 cm
4. 24 cm

9. A regular hexagon is inscribed in a circle of radius r. The perimeter of the regular hexagon is

1. 3r
2. 6r
3. 9r
4. 12r

10. Area of the quadrilateral ABCD is 20 sq. cm and perpendicular on BD from opposite vertices are 1 cm and 1.5 cm. The length of BD is

1. 4 cm
2. 15 cm
3. 16 cm
4. 18 cm

11. Diagonals of rhombus are

1. equal
2. half of one diagonal
3. of different length
4. none of above

12. How many small cubes with edge of 20 cm each can be just accommodated in a cuboidal box of 2 m edge?

1. 10
2. 100
3. 1000
4. 10000

13. If each edge of a cube is doubled, its surface are will increase

1. two times
2. three times
3. four times
4. five times

14. If the base of rhombus of 7 cm and its altitude is 4 cm , its area will be

1. 14 cm²
2. 28 cm
3. 14 cm
4. 28 cm²

15. If the diagonals of rhombus are 6 cm & 8 cm, its area will be

1. 48 cm²
2. 24 cm
3. 48 cm
4. 24 cm²