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Three equal cubes are placed adjacently ...

Three equal cubes are placed adjacently in a row. Find the ratio of total surface of the new cuboid to that of the sum of their surface areas of the three cubes.

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MODERN PUBLICATION-SURFACE AREAS AND VOLUMES-EXERCISE
  1. Find the length of the longest rod that can be placed in a room 12 m l...

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  2. Can we construct a cube whose length of main diagonal is 13sqrt3cm and...

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  3. Three equal cubes are placed adjacently in a row. Find the ratio of to...

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  4. The momentum of a body is increased by 50% what is the percentage incr...

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  5. The cost of preparing the walls of a room 12 m long at the rate of Rs ...

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  6. The length and breadth of a room are in the ratio 4:3 and its height i...

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  7. 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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  8. If V is the volume of a cuboid of dimensions a,b,c and S is its surfac...

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  9. The areas of three adjacent faces of a cuboid are x,y and z. if the vo...

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  10. Find the volume of the cuboid whose dimensions are length=26m, breadth...

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  11. Find the volume of the cuboid whose dimensions are length=24 m, breadt...

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  12. If the areas of three adjacent faces of a cuboid are 8cm^2,18cm^2 and ...

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  13. The breadth of a room is twice its height and is half of its length. T...

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  14. Two cubes, each of volume 512cm^3 are joined end to end. Find the surf...

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  15. How many planks of dimensions (5mxx25cmxx10cm) can be stored in a pit ...

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  16. How many bricks will be required to construct a wall 12 m three smalle...

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  17. Given that 1 cubic cm of marble weights 0.25 kg, the weight of marble ...

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  18. A river 3 m deep and 40 m wide is flowing at the rate of 2 km per hour...

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  19. How many persons can be accommondatd in a dining hall of dimensions (2...

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  20. The volumes of a cuboid is 1536cm^2. Its length is 16 m and its breadt...

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