Home
Class 9
MATHS
Three equal cubes are placed adjacent...

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

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • STATISTICS

    RD SHARMA ENGLISH|Exercise All Questions|3 Videos
  • SURFACE AREA AND VOLUME OF A RIGHT CIRCULAR CYLINDER

    RD SHARMA ENGLISH|Exercise All Questions|133 Videos

Similar Questions

Explore conceptually related problems

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

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

Three equal cubes are placed adjacently in a row. The ratio of the total surface area of the resulting cuboid to that of the sum of the surface areas of three cubes, is (a) 7:9 (b) 49:81 (c) 9:7 (d) 27:23

Find the ratio of the surface area of a sphere and total surface area of a hemisphere.

Find the ratio of the total surface area and lateral surface area of a cube.

Three cubes, each with 8cm edge, are joined end to end. Find the total surface area of the resulting cuboid

Three cubes each with 8 cm edge are joined end to end. Find the total surface area of the resulting cuboid.

Find the surface area of a cube if the area of one of the square faces is 16.

A solid cube is cut into two cuboids of equal volumes. Find the ratio of the total surface area of the given cube and that of one of the cuboids.

A solid cube is cut into two cuboids of equal volumes. Find the ratio of the total surface area of the given cube and that of one of the cuboids.

RD SHARMA ENGLISH-SURFACE AREA AND VOLUME OF A CUBOID AND CUBE-All Questions
  1. Mary wants to decorate her Christmas tree. She wants to place the f...

    Text Solution

    |

  2. The length, breadth and height of a room are 5m, 4m and 3m respecti...

    Text Solution

    |

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

    Text Solution

    |

  4. A 4\ c m cube is cut into 1 cm cubes. Calculate the total surface a...

    Text Solution

    |

  5. The length of a hall is 18m and the width 12m. The sum of the areas...

    Text Solution

    |

  6. Hameed has built a cubical water tank with lid for his house, with ...

    Text Solution

    |

  7. Each edge of a cube is increased by 50%. Find the percentage increa...

    Text Solution

    |

  8. The dimensions of a rectangular box are in the ratio 2:3:4 and the ...

    Text Solution

    |

  9. A closed iron tank 12m long, 9m wide and 4m deep is to be made. Det...

    Text Solution

    |

  10. Ravish wanted to make a temporary shelter for his car by making a b...

    Text Solution

    |

  11. An open box is made of wood 3 cm thick. Its external length, breadt...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |