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The floor of a rectangular hall has a pe...

The floor of a rectangular hall has a perimeter 250 m. If the cost of painting the four walls at the rate of Rs 10 per `m^2` is Rs 15000, find the height of the hall.

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MBD-Surface Areas and Volumes-Exercise
  1. The floor of a rectangular hall has a perimeter 250 m. If the cost of ...

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  2. The paint in a certain container is sufficient to paint an area equal ...

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  3. A cubical box has each edge 10 cm a cuboidal box is 10 cm wide, 12. 5 ...

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  4. A cubical box has each edge 10 cm and a cuboidal box is 10 cm wide, 12...

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  5. A small indoor greenhouse (herbarium is made entirely of glass panes (...

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  6. A small indoor greenhouse (herbarium is made entirely of glass panes (...

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  7. Shanti Sweets Stall was placing an order for making cardboard boxes fo...

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  8. Parveen wanted to make a temporary shelter for her car, by making a bo...

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  9. The measurements of the luggage box are 48 cm, 36 cm, and 28 cm. How m...

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  10. A class room is 7 m long, 6.5 m wide and 4 m high. It has one door 3 m...

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  11. Two cubes each of side t cm are joined end to end. Find the surface ar...

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  12. What happens to the surface area of a cube if each of its each edge is...

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  13. The curved surface area of a right circular cylinder of height 14 cm i...

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  14. It is required to make a closed cylindrical tank of height 1 m and bas...

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  15. A metal pipe is 77 cm long. The inner diameter of a cross section is 4...

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  16. A metal pipe is 77 cm long. The inner diameter of a cross section is 4...

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  17. The diameter of a roller is 84 cm and its length is 120 cm. It takes 5...

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  18. A cylinderical pillar is 50 cm in diameter and 3.5 m in height. Find t...

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  19. Curved surface area of a right circular cylinder is 4.4 m^2. If the ra...

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  20. The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find ...

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