Home
Class 8
MATHS
A boy is cycling such that the wheels of...

A boy is cycling such that the wheels of the cycle are making 140 revolutions per minute. If the diameter of the wheel is 60 cm, calculate the speed per hour with which the boy is cycling.

Promotional Banner

Topper's Solved these Questions

  • MENSURATION

    NCERT EXEMPLAR|Exercise APPLICATIONS, GAMES AND PUZZLES|13 Videos

  • MENSURATION

    NCERT EXEMPLAR|Exercise THINK AND DISCUSS|2 Videos

  • MENSURATION

    NCERT EXEMPLAR|Exercise THINK AND DISCUSS|2 Videos

  • LINEAR EQUATIONS IN ONE VARIABLE

    NCERT EXEMPLAR|Exercise THINK AND DISCUSS|3 Videos

  • PLAYING WITH NUMBERS

    NCERT EXEMPLAR|Exercise Think and Discuss |1 Videos
NCERT EXEMPLAR-MENSURATION-EXERCISES
  1. Find the perimeter of the given figure.

    Text Solution

    |

  2. A bicycle wheel makes 500 revolutions in moving 1 km. Find the diamete...

    Text Solution

    |

  3. A boy is cycling such that the wheels of the cycle are making 140 r...

    Text Solution

    |

  4. Find the length of the largest pole that can be placed in a room of di...

    Text Solution

    |

  5. Find the area of the following fields. All dimensions are in metres.

    Text Solution

    |

  6. Find the area of the following fields. All dimensions are in metres.

    Text Solution

    |

  7. Find the area of the shaded portion in the following figures.

    Text Solution

    |

  8. Find the area of the shaded portion in the following figures.

    Text Solution

    |

  9. Find the area of the shaded portion in the following figures.

    Text Solution

    |

  10. Find the area of the shaded portion in the following figures.

    Text Solution

    |

  11. Find the area of the shaded portion in the following figures.

    Text Solution

    |

  12. Find the area of the shaded portion in the following figures.

    Text Solution

    |

  13. Find the area of the shaded portion in the following figures.

    Text Solution

    |

  14. Find the area of the following figures.

    Text Solution

    |

  15. Find the volume of each of the given figure if volume = base area × he...

    Text Solution

    |

  16. A cube of side 5 cm is cut into as many 1 cm cubes as possible. What i...

    Text Solution

    |

  17. A square sheet of paper is converted into a cylinder by rolling it alo...

    Text Solution

    |

  18. How many cubic metres of earth must be dug to construct a well 7 m dee...

    Text Solution

    |

  19. The radius and height of a cylinder are in the ratio 3:2 and its volum...

    Text Solution

    |

  20. The thickness of a hollow metallic cylinder is 2 cm. It is 70 cm long ...

    Text Solution

    |