Home
Class 14
MATHS
A person completes 210 km of his journey...

A person completes 210 km of his journey at 60 km/h and completes the next 198 km at 66 km/h. What is the average speed during the whole trip?
एक व्यक्ति अपनी यात्रा के पहले 210 km को 60 km/h की गई से और अगले 198 km को 66 km/h की गति से पूरा करता है | पूरी यात्रा के दौरान औसत गति कया है ?

A

68.5 km/h

B

64 km/h

C

63 km/h

D

62.8 km/h

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • SIMPLIFICATION

    PINNACLE|Exercise EXERCISE|250 Videos

  • SSC CGL MAINS 2018 ALGEBRA

    PINNACLE|Exercise Exercise|23 Videos

Similar Questions

Explore conceptually related problems

A covered half of his journey at 20 km/h and rest at 60 km/h. What is the average speed of the man?

A covers half of his distance with 20 km/h and rest with 30 km/h. What is the average speed during the whole journey?

A covers half of his disttance with 20 km/h and rest with 30 km/h.What is the average speed during the whole journey?

A man makes his upward journey at 16 km/h and downward journey at 28 km/h. What is his average speed ?

A man completes 30 km of a journey at 6 km/h and the remaining 40 km of the journey in 5 h. Find the average speed for the whole journery.

A person covers half of his journey at 40km/h, one-third at 60 km/h and rest of journey at 30 km/h. Find his average speed for the whole journey.

A person covers half of his journey at 30km/h,one-third at 40km/h and rest of his iourney at 20 km/h. Find his average speed for the whole iourney.

Kiran covers a certain distance 80 km/h and returns back to the same point at 20 km/h. Then, the average speed during the whole journey be

PINNACLE-SPEED AND DISTANCE-EXERCISE
  1. At the speed of 5 km/h a girl, walks from her home to school in 24 min...

    Text Solution

    |

  2. A boy goes from his home to the park 500 m away in 5 minutes and comes...

    Text Solution

    |

  3. A person completes 210 km of his journey at 60 km/h and completes the ...

    Text Solution

    |

  4. A train of length 230m has to cross a platform of length 750m. If trai...

    Text Solution

    |

  5. A travels 15 km with a speed of 30 km/h. He travels another 25 km with...

    Text Solution

    |

  6. A car can cover 300 meters in 6 minutes. What is its average speed in ...

    Text Solution

    |

  7. A train crosses a 600 metres long platform in 50 seconds. It crosses a...

    Text Solution

    |

  8. A train leaves P at 9 am with speed of 30 km/h. Another train leaves Q...

    Text Solution

    |

  9. Alok starts walking from P with speed of 6 km/h towards Q. Raman start...

    Text Solution

    |

  10. A train crosses a 900 meter long platform in 300 seconds. If the lengt...

    Text Solution

    |

  11. A travels a certain distance with three different speeds, first covers...

    Text Solution

    |

  12. A train takes 1 minute to cross a stationary pole. How long (in second...

    Text Solution

    |

  13. The average speed of a car is 600 m / min. How much slower does the ca...

    Text Solution

    |

  14. A car can cover a distance of 18 km in 24 minutes. The speed of a bus ...

    Text Solution

    |

  15. A train crosses a stationary pole in 3 minutes. it crosses the 600 met...

    Text Solution

    |

  16. A person travels from A to B with a speed of 30 km /h. He returns from...

    Text Solution

    |

  17. The speed of a car is 36 km/h. How much time (in minutes) will a bus t...

    Text Solution

    |

  18. A train, 700 m long crosses a pole in 35 seconds. How much time does i...

    Text Solution

    |

  19. A bus covers first 200 km of a journey in 4 hours and the next 600 km ...

    Text Solution

    |

  20. A takes 10 minutes more than B in covering a certain distance. If thei...

    Text Solution

    |