Home
Class 14
MATHS
The average speed of a train in the onwa...

The average speed of a train in the onward journey is 25 % more than that in the return journey. The train halts for one hour an reaching the destination. The total time taken for the complete to and fro journey is 17 hours covering a distance of 800 km. The speed of the train in the onward journey is:

A

45`"km"//"hr"`

B

47.5 `"km"//"hr"`

C

52 `"km"//"hr"`

D

56.25 `"km"//"hr"`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • SPEED, TIME AND DISTANCE

    MAHENDRA|Exercise EXERCISE|25 Videos
  • SIMPLIFICATION

    MAHENDRA|Exercise EXERCISE|75 Videos
  • TEST - 1

    MAHENDRA|Exercise MULTIPLE CHOICE QUESTIONS |50 Videos
MAHENDRA-SPEED, TIME AND DISTANCE-EXERCISE
  1. A man in train notices that he can count 21 telephone posts in one min...

    Text Solution

    |

  2. Sound is said to travel in air at about 1100 feet per second. A man he...

    Text Solution

    |

  3. An express train travelled at an average speed of 100 "km"//"hr", stop...

    Text Solution

    |

  4. The speed of a car increases by 2km/h after every one hour. If the dis...

    Text Solution

    |

  5. A train covers a distance of 10 km in 12 minutes. If its speed is decr...

    Text Solution

    |

  6. A is faster than B. A and B each walk 24km. The sum of their speeds i...

    Text Solution

    |

  7. A person travels from P to Q at a speed of 40 kmph and returns by incr...

    Text Solution

    |

  8. Mac travels from A to B a distance of 250 miles in 5 1/2 hours. He ret...

    Text Solution

    |

  9. A boy goes to his school from his house at a speed of 3 "km"//"hr" and...

    Text Solution

    |

  10. The average speed of a train in the onward journey is 25 % more than t...

    Text Solution

    |

  11. I started on my bicycle at 7 a.m. to reach a certain place. After goin...

    Text Solution

    |

  12. A, B and C are on a trip by car. A drives during the first hour at an ...

    Text Solution

    |

  13. A boy rides his bicycle 10 km at an average speed of 12 "km"//"hr" and...

    Text Solution

    |

  14. A person travels 600km by train at 80 km/hr, 800km by ship at 40km/hr ...

    Text Solution

    |

  15. A car travels the first one-third of a certain distance with a speed o...

    Text Solution

    |

  16. A train when moves at an average speed of 40 kmph, reaches its destina...

    Text Solution

    |

  17. If a train runs at 40 km/hour, it reaches its destination late by 11 m...

    Text Solution

    |

  18. A man covers a certain distance on scooter. Had he moved 3 km/ faster,...

    Text Solution

    |

  19. A car covers a distance of 715 km at a constant speed. If the speed of...

    Text Solution

    |

  20. In covering a certain distance, the speed of A and B are in the ratio ...

    Text Solution

    |