Home
Class 9
MATHS
It costs Rs 2200 to paint the inner curv...

It costs Rs 2200 to paint the inner curved surface of a cylindrical vessel 10 m deep. If the cost of painting is at the rate of Rs 20 per `m^2`, find inner curved surface area of the vessel.

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

It costs Rs 2200 to paint the inner curved surface of a cylindrical vessel 10 m deep. If the cost of painting is at the rate of Rs 20 per m^2 , find radius of the base.

It costs Rs 2200 to paint the inner curved surface of a cylindrical vessel 10 m deep. If the cost of painting is at the rate of Rs 20 per m^2 , find capacity of the vessel.

Cost of painting inear surface of a 10 cm deep cylindrical vessel is Rs 2200. If the cost of painting is Rs 20//m^2 then find the radius of its base.

The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find the cost of plastering this curved surface at the rate of Rs 40 per m^2 .

The edges of a triangular board are 6 cm, 8 cm and 10 cm. The cost of painting it at the rate of 9 paise per cm^2 is :

A dome of a building is in the form of a hemisphere. From inside, it was white ¬ washed at the cost of Rs 498.96. If the cost of white-washing is at the rate of Rs 2.00 per square metre, find the inner surface area of the dome.

PSEB-SURFACE AREAS AND VOLUMES-EXAMPLE
  1. It costs Rs 2200 to paint the inner curved surface of a cylindrical ve...

    Text Solution

    |

  2. Mary wants to decorate her Christmas tree. She wants to place the tree...

    Text Solution

    |

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

    Text Solution

    |

  4. Savitri had to make a model of a cylindrical kaleidoscope for her scie...

    Text Solution

    |

  5. The curved surface area of a right circular cone of slant height 10 cm...

    Text Solution

    |

  6. The height of a cone is 16 cm and its base radius is 12 cm. Find the c...

    Text Solution

    |

  7. A corn cob (see Fig. 13.17), shaped somewhat like a cone, has the radi...

    Text Solution

    |

  8. Find the surface area of a sphere of radius 7 cm.

    Text Solution

    |

  9. The surface area of a sphere is 5544 cm^2. Find its diameter.

    Text Solution

    |

  10. The hollow sphere, in which the circus motorcyclist performs his stunt...

    Text Solution

    |

  11. A hemispherical dome of a building needs to be painted (see Fig. 13.21...

    Text Solution

    |

  12. A wall of length 10 m was to be built across an open ground. The heigh...

    Text Solution

    |

  13. A child playing with building blocks, which are of the shape of cubes,...

    Text Solution

    |

  14. The pillars of a temple are cylindrically shaped (see Fig. 13.26). If ...

    Text Solution

    |

  15. At a Ramzan Mela, a stall keeper in one of the food stalls has a large...

    Text Solution

    |

  16. The height and the slant height of a cone are 21 cm and 28 cm respecti...

    Text Solution

    |

  17. Monica has a piece of canvas whose area is 551 m^2 . She uses it to ha...

    Text Solution

    |

  18. Find the volume of a sphere of radius 11.2 cm.

    Text Solution

    |

  19. A shot-putt is a metallic sphere of radius 4.9 cm. If the density of t...

    Text Solution

    |

  20. A hemispherical bowl has a radius of 3.5 cm. What would be the volume ...

    Text Solution

    |