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The dimensions of a room are 12.5 m b...

The dimensions of a room are 12.5 m by 9m by 7m. There are 2 doors and 4 windows in the room; each door measures 2.5 m by 1.2 m and each window 1.5m by 1 m. Find the cost of painting the walls at Rs. 3.50 per square metre.

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RD SHARMA ENGLISH-SURFACE AREA AND VOLUME OF A CUBOID AND CUBE-All Questions
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  2. The cost of preparing the walls of room 12m long at the rate of Rs....

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  3. The dimensions of a room are 12.5 m by 9m by 7m. There are 2 doors ...

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  4. The length and bredth of a hall are in the ratio 4:3 and its height...

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  5. A wooden bookshelf has external dimensions as follows: Height = 10 ...

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  6. The paint in a certain container is sufficient to paint on area equ...

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  7. A match box measure 4\ c m\ x\ 2. 5\ c m\ x\ 1. 5\ c m . What will ...

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  8. The volume of a cuboid is 440\ c m^3 and the area of its base is...

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  9. The capacity of a cuboidal tank is 50 , 000\ l i t r e s . Find the...

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  10. The volume of a cube is 1, 000\ c m^3dot Find its total surface ...

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  11. How many 3\ m e t r e\ c u b e s can be cut from a cuboid measuring...

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  12. A cub of 9\ c m edge is immersed completely in a rectangular vessel...

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  13. The length of a cold storage is double its breadth. Its height is 3...

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  14. Three metal cubes whose edges measure 3c m ,\ 4c m\ a n d\ 5c m res...

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  15. In Figure, the shape of a solid copper piece (made of two pieces wi...

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  16. A reservoir is in the form of a rectangular parallelepiped (cuboid)...

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  17. A granary is in the shape of a cuboid of size 8m\ x\ 6m\ x\ 3mdot I...

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  18. A solid cube is cut into two cuboids of equal volumes. Find the rat...

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  19. The outer dimensions of a closed wooden box are 10 c m\ by 8c m\ ...

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  20. A solid cube of side 12 c m is cut into 8 cubes of equal volume....

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