Home
Class 14
MATHS
The inner and outer radius of a circular...

The inner and outer radius of a circular track are, respectively, 29 m and 23 m. The cost of levelling the track at ₹7/`m^2` is:
एक वृत्ताकार पथ की आतंरिक तथा बाहरी त्रिज्या क्रमशः 29 मीटर तथा 23 मीटर है | 7 रुपये प्रति वर्ग मीटर की दर से इस पथ को समतल करवाने की लागत कितनी होगी ?

A

₹ 7,215

B

₹ 5,300

C

₹ 6,864

D

₹ 3,284

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • MEAN, MEDIAN & MODE

    PINNACLE|Exercise EXERCISE|39 Videos
  • MIXTURE & ALLIGATION

    PINNACLE|Exercise EXERCISE|26 Videos
PINNACLE-MENSURATION-EXERCISE
  1. A circular disc of area 0.64 Pi m^2 rolls down a length of 1.408 km. T...

    Text Solution

    |

  2. The length of the diagonals of a rhombus are 16 cm and 12 cm. Its area...

    Text Solution

    |

  3. The inner and outer radius of a circular track are, respectively, 29 m...

    Text Solution

    |

  4. The area of four walls of a room having length 6 m, breadth 4 m and he...

    Text Solution

    |

  5. The perimeter of an isosceles triangle is 50 cm. If the base is 18 cm,...

    Text Solution

    |

  6. If radius of a circle is decreased by 11%, then the total decrease in ...

    Text Solution

    |

  7. If the perimeter of a certain rectangle is 50 units and its area is 15...

    Text Solution

    |

  8. What is the area of a triangle whose sides are 3 cm, 4 cm and 5 cm? ...

    Text Solution

    |

  9. Find the area and circumference of a circle if the radius is 14 cm. (T...

    Text Solution

    |

  10. Triangle PDC is drawn inside the square ABCD of side 24 cm where P lie...

    Text Solution

    |

  11. What is the area of a sector of a circle of radius 14 cm and the centr...

    Text Solution

    |

  12. The length, breadth and height of a cuboidal box are in the 7:5:3 and ...

    Text Solution

    |

  13. The volumes of sphere A and B are in the ratio 125:64. If the sum of r...

    Text Solution

    |

  14. Find the height of a cuboid whose volume is 330 cm^3 and base area is ...

    Text Solution

    |

  15. A wheel covers a distance of 1,100 cm in one round. The radius of the ...

    Text Solution

    |

  16. The perimeter of a square plot is the same as that of a rectangular pl...

    Text Solution

    |

  17. The diagonal of the rectangle is 15 cm and length is 12 cm. Find the a...

    Text Solution

    |

  18. In the given figure, chords PQ and RS intersect each other at point L....

    Text Solution

    |

  19. In the given figure, O is the centre of the circle. Its two chords AB ...

    Text Solution

    |

  20. Length and breadth of rectangular field are in the ratio 5 : 2. If the...

    Text Solution

    |