Home
Class 10
MATHS
Three solid cubes of edges 3 units, 4 un...

Three solid cubes of edges 3 units, 4 units and 5 units are melted to make another solid cube. The edge of the new cube is____

A

5 units

B

6 units

C

7 units

D

N.O.T.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Real life problem related to different solid objects

    UNITED BOOK HOUSE|Exercise Exercise |28 Videos

  • Right Circular Cone

    UNITED BOOK HOUSE|Exercise Exercise |30 Videos

Similar Questions

Explore conceptually related problems

If the total surface area of a cube be equal to the sum of the surface areas of three cubes of edges 3 cm, 4 cm and 5 cm respectively, then what will be the length of each side of the cube ?

The volume of a solid sphere of radius 2r units is

Three metal cubes with edges 15 cm, 12 cm and 9 cm, respectively are melted together and formed into a single cube. Find the diagonal of this cube.

Find the volume of a cube whose edge is 'a' units

If a solid sphere of radius r unit be melted to make a solid right circular cone of height r - unit , then find the radius of the base of the cone .

If from a solid cube with the edge of x unit length, the largest solid sphere is cutout, then the length of the diameter of the sphere is

The lengths of sides of three cubes are 3 m, 4 m 5 m respectiveluy. A solid cube is made by melting these these cubes. Fing the length of the side of this large cube in centimetre.

Take a cube of edge ‘l’ cm. and find total surface area and lateral surface area of cube.

UNITED BOOK HOUSE-Rectangular Parallelopiped Cuboid-Exercise
  1. If the volume of a cube is V cubic unit, then the total surface area o...

    Text Solution

    |

  2. The diagonal of each face of a cube is 2sqrt3 cm. the volume of the cu...

    Text Solution

    |

  3. The three adjacent surfaces of cuboid are x sq. unit, y sq. unit and z...

    Text Solution

    |

  4. The lateral surface area of a cube is 144sq.cm., then the volume of th...

    Text Solution

    |

  5. The dimension (S) of a rectangular parallelopiped is/are

    Text Solution

    |

  6. The number of planes of a rectangular parallelopiped are

    Text Solution

    |

  7. The number of planes of a rectangular parallelopiped are

    Text Solution

    |

  8. The number of planes of a rectangular parallelopiped are

    Text Solution

    |

  9. The length breadth and height of a cuboidal room be a unit, b unit, an...

    Text Solution

    |

  10. The numerical value of whose surface and volume of a cube are equal. T...

    Text Solution

    |

  11. Dimensions of two cuboids of equal volume are 4, 6, 4 units and 8, (2h...

    Text Solution

    |

  12. If the number of surface of a cuboid is x, the number of edges is y, t...

    Text Solution

    |

  13. The area of whole surface of a cube being S square units and length of...

    Text Solution

    |

  14. If any edge of a cube is increased 50%, Measure of increment of its vo...

    Text Solution

    |

  15. Three solid cubes of edges 3 units, 4 units and 5 units are melted to ...

    Text Solution

    |

  16. The length, breadth and height of a cuboid are in the ratio 1 : 2 : 3....

    Text Solution

    |

  17. The volume (in m^3) of rain water that can be collected from 1.5 hecta...

    Text Solution

    |

  18. A tank 40 m long, 30 m broad and 12 m deep is dug in a field 1000 m lo...

    Text Solution

    |

  19. A rectangular block of metal has dimensions 21 cm, 77 cm and 24 cm. Th...

    Text Solution

    |

  20. A cistern 6 m long and 4 m wide, contains water up to a depth of 1m 25...

    Text Solution

    |