Home
Class 10
MATHS
A man runs with a speed of 15.84 km/hr. ...

A man runs with a speed of 15.84 km/hr. He completes 12 rouds of a circular ground in one hour. Find the area of the ground

Text Solution

Verified by Experts

The correct Answer is:
`138600 m^(2)`
Promotional Banner

Topper's Solved these Questions

  • AREA RELATED TO CIRCLES

    NAGEEN PRAKASHAN|Exercise Exercise 12 B|32 Videos

  • AREA RELATED TO CIRCLES

    NAGEEN PRAKASHAN|Exercise Revision Exercise Very Short Answer Question|12 Videos

  • AREA RELATED TO CIRCLES

    NAGEEN PRAKASHAN|Exercise Problems From NCERT /exemplar|25 Videos

  • ARITHMETIC PROGRESSION

    NAGEEN PRAKASHAN|Exercise Revision Exercise Long Answer Question|5 Videos

Similar Questions

Explore conceptually related problems

A train running at a speed of 84 km/hour crosses an electric pole in 9 seconds. What is the length of the train in metres?

A man walks at a speed of 4 km/hr and runs at a speed of 8 km/hr. How much time will the man require to cover a distance of 24 km if he completes half of his journey walking and half running?

A man has to cover a distance of 40 kms. He walks 16 kms at the speed of 4 kms/hr and the rest is covered by Tongs. If he had covered 16 kms by Tongs and the rest by the walking at the speed of 4kms/hr, then he would have taken 1 hour more find the speed of the Tonga.

A man starts running from point P at 11:00 a.m. with a speed of 10 km/hr. He runs for 2 hourse and then takes a 1 hour rest. He continues this till he is caught by another man who starts at 2:00 pm from point P and runs non- stop at a speed of 15 km/hr towards the first man. At what time (in pm) will the first man be caught?

A train runs of 2 hrs at the speed of 40 km/h and then runs for 4(1)/(2) hrs at the speed of 60 km/h and then the runs for 3(1)/(2) hrs, at the speed of 70 km per hour. Find the average speed of the train.

NAGEEN PRAKASHAN-AREA RELATED TO CIRCLES-Exercise 12 A
  1. A field is in the form of a circle. A fence is to be erected around...

    Text Solution

    |

  2. The sum of the radii of two different circles is 18.5 cm and the diffe...

    Text Solution

    |

  3. A race track is in the form of a ring whose outer and inner circumfere...

    Text Solution

    |

  4. The area enclosed by the circumference of two concentric circles is 42...

    Text Solution

    |

  5. Find the circumference of the circle whose area is 16 times the area o...

    Text Solution

    |

  6. Calculate the circumference of a circle whose area is equal to the sum...

    Text Solution

    |

  7. The diameters of two given circles are in the ratio 3 : 4 and the sum ...

    Text Solution

    |

  8. The number denoted by the area of a cicle is five times the number den...

    Text Solution

    |

  9. A park is in the form of a circle with radius 35m. At the centre of th...

    Text Solution

    |

  10. If a square is inscribed in a circle, find the ratio of the areas of ...

    Text Solution

    |

  11. Area of a circle is 61m^(2). Find the area of the greatest square cons...

    Text Solution

    |

  12. The area of a circle inscribed in an equilateral triangle is 154\ c...

    Text Solution

    |

  13. Prove that the area of a circular path of uniform width h surroundi...

    Text Solution

    |

  14. The radius of a wheel is 77 cm, find the number of revolutions it will...

    Text Solution

    |

  15. If the wheel of a bus with 50 cm radius makes 280 revolutions per minu...

    Text Solution

    |

  16. A man runs with a speed of 15.84 km/hr. He completes 12 rouds of a cir...

    Text Solution

    |

  17. A bucket is raised from a well by means of a rope which is wound round...

    Text Solution

    |

  18. ABC is an equilateral triangle inscribed in a circle of radius 4 cm. F...

    Text Solution

    |

  19. In the given figure two small circles touch each other externally at t...

    Text Solution

    |

  20. 7. The kite ABCD, inscribed in a circle of fadius 7 cm, has sides of l...

    Text Solution

    |