Home
Class 7
MATHS
There is a circular pond and foot-path r...

There is a circular pond and foot-path runs along its boundary. A man walks around it, exactly once, keeping close to the edge. If his step is 66 cm long and he takes exactly 400 steps to go around the pond, what is the diameter of the pond?

Promotional Banner

Topper's Solved these Questions

  • MENSURATION-1

    RD SHARMA|Exercise All Questions|163 Videos
  • OPERATIONS ON RATIONAL NUMBERS

    RD SHARMA|Exercise All Questions|101 Videos
RD SHARMA-MENSURATION-2-All Questions
  1. The diameter of a wheel of a cycle is 70 cm. It moves slowly along ...

    Text Solution

    |

  2. The diameter of the wheel of a car is 77 cm. How many revolutions w...

    Text Solution

    |

  3. There is a circular pond and foot-path runs along its boundary. A m...

    Text Solution

    |

  4. The circumference of a circle exceeds the diameter by 30 cm. Find t...

    Text Solution

    |

  5. A race track is in the form of a ring whose inner circumference is ...

    Text Solution

    |

  6. The inner circumference if a circular track is 220m. The track is 7m ...

    Text Solution

    |

  7. Find the circumference of a circle whose radius is a)14 cm    (b) 10...

    Text Solution

    |

  8. Find the circumference of a circle whose diameter is (a)7 cm     (b)...

    Text Solution

    |

  9. Find the radius of a circle whose circumference is (a)52.8 cm   (b) ...

    Text Solution

    |

  10. Find the diameter of a circle whose circumference is (a)12.56 cm    ...

    Text Solution

    |

  11. The ratio of the radii of two circles is 3: 2. What is the ratio of th...

    Text Solution

    |

  12. A wire in the form of a rectangle 18.7 cm long and 14.3 cm wide is ...

    Text Solution

    |

  13. A piece of wire is bent in the shape of an equilateral triangle of ...

    Text Solution

    |

  14. The diameter of a wheel of a car is 63 cm. Find the distance travel...

    Text Solution

    |

  15. The diameter of a wheel of a car is 98 cm. How many revolutions wil...

    Text Solution

    |

  16. The moon is about 384400 km from the earth and its path around the ...

    Text Solution

    |

  17. How long will John take to make a round of a circular field of radi...

    Text Solution

    |

  18. The hour and minute hands of a clock are 4 cm and 6 cm long respect...

    Text Solution

    |

  19. A rhombus has the same perimeter as the circumference of a circle. ...

    Text Solution

    |

  20. A wire is looped in the form of a circle of radius 28 cm. It is re-...

    Text Solution

    |