CHAPTER-13 SURFACE AREAS AND VOLUMES (SET-2)

Questions in this test

1. The length, breadth, and height of a cuboid are 15 cm, 12 cm, and 4.5 cm respectively. Its volume is
2. A cuboid is 12 cm long, 9 cm broad, and 8 cm in height, its total surface area is
3. The length, breadth, height of a cuboid are 15 m, 6 m, and 5 m respectively. The lateral surface area of the cuboid is
4. A beam 9m long, and 40cm wide, 20cm height is made up of iron which weight 50 kg per cubic meter, the weight of the beam is
5. The length of the longest rod that can be placed in a room of dimensions$(10m ×10m ×5m)$ is
6. What is the maximum length of a pencil that can be placed in a rectangle box of dimensions $(8m×6m×5m)$?
7. The number of plants of dimensions $(4m ×5m ×2m)$ that can be stored in a pit which 40m, long 12 m wide and 16m deep is
8. How many plants of dimension $(5m ×25m ×10m)$ can be stored in a plant which is 20m long, 6 m wide and 50 cm deep?
9. How many bricks will be required to construct a wall 8m long, 6m height, and 22.5 cm thick if each brick measures $(25cm × 11.25cm × 6 cm)$?
10. How many persons can be accommodated in a dining hall of dimensions $(20m × 15m ×4.5m)$assuming that each person requires 5 m$^3$ of air?