Home
Class 14
MATHS
A boy increases his speed to 9/5 times o...

A boy increases his speed to 9/5 times of his original speed. By this he reaches his school 30 minutes before the usual time. How much time does he takes usually?
एक लड़का चाल में वृद्धि करके वास्तविक चाल का 9/5 गुना कर लेता है | इसके कारण वह अपने विद्यालय सामान्य समय से 30 मिनट पहले पहुँच जाता है | उसे आमतौर पर कितना समय लगता है ?

A

67.75 minutes

B

67.50 minutes

C

67.25 minutes

D

67.10 minutes

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SIMPLE INTEREST

    MOTHERS|Exercise CLASS ROOM EXERCISE|150 Videos

  • TIME & WORK

    MOTHERS|Exercise MULTIPLE CHOICE QUESTIONS|175 Videos

Similar Questions

Explore conceptually related problems

A boy increases his speed to (9)/(5) times of his original speed .By doing this ,he reaches his school 40 minutes before the usual time .How much time (in minutes )does he take usually ?

Walking at 7/9 of his usual speed, a person reaches his office 10 minutes later than the usual time. His usual time in minutes is: अपनी सामान्य चाल की तुलना में 7/9 चाल से चलते हुए एक व्यक्ति कार्यालय सामान्य समय से 10 मिनट की देरी से पहँचता है | उसका सामान्य समय ( मिनट में ) है -

Walking at 3/5 of his usual speed , a person reaches his office 20 minutes later than the usual time. His usual time in minutes is : अपनी सामान्य चाल की तुलना में 3/5 चाल से चलते हुए, एक व्यक्ति सामान्य समय से 20 मिनट देरी से कार्यालय पहुँचता है | उसका सामान्य समय (मिनट में ) क्या है ?

A man driving at 3/4th of his original speed reaches his destination 20 minutes later than the usual time. Then the usual time is एक आदमी अपनी वास्तविक गति को 3/4 गति से चलकर गंतव्य पर अपने समय के 20 मिनट देर से पहुँचता है। तब, सामान्य समय है-

By walking at 4/5 of his usual speed, Soham is 6 minutes late to office. How much time does he usually take to get to office?

If a student walks with speed 30% more than the usual speed, he reaches 15 min earlier to his destination. How much time (in minutes) does he take to reach his destination normally? यदि कोई छात्र सामान्य चाल से 30% तेज़ चाल से चलता है, तो वह अपने गंतव्य स्थल पर 15 मिनट पहले पहुँच जाता है | आमतौर पर गंतव्य स्थल तक पहुँचने में उसे कितना समय ( मिनट में ) लगता है ?

Walking 5/7 of his usual speed, a person reaches his office 10 minutes later than the usual time. His usual time in minutes is: अपनी सामान्य चाल की तुलना में 5/7 चाल से चलते हुए, एक व्यक्ति सामान्य समय से 10 मिनट की देरी से कार्यालय पहुँचता है | उसका सामान्य समय (मिनट में ) है -

Walking at 3/4 of his usual speed, a person reaches his office 18 minutes later than the usual time. His usual time in minutes is: अपनी सामान्य चाल की तुलना में 3/4 चाल से चलते हुए एक व्यक्ति सामान्य समय से 18 मिनट देर से कार्यालय पहुँचता है | उसका सामान्य समय (मिनट में ) क्या है ?

If A travels to his school from his house at the speed of 3 km/hr. then he reaches the school 5 minutes late. If he travels at the speed of 4 km/hr, he reaches the school 5 minutes earlier than school time. The distance of his school from his house is A, 3 किमी प्रति घंटा की चाल से चलने पर अपने घर से स्कूल 5 मिनट की देरी से पहुँचता है। यदि वह 4 किमी प्रति घंटा की चाल से चले तो स्कूल समय से 5 मिनट पहले पहुँच जाता है। उसके घर से उसके स्कूल की दूरी है?

MOTHERS-TIME & DISTANCE -Multiple Choice Question
  1. A train 100 m long train running at some speed crosses a station which...

    Text Solution

    |

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

    Text Solution

    |

  3. A boy increases his speed to 9/5 times of his original speed. By this ...

    Text Solution

    |

  4. A man travels a certain distance at 12 km/h and returns to the startin...

    Text Solution

    |

  5. Two trains of the same length are running on parallel tracks in the sa...

    Text Solution

    |

  6. Amit travelled from A to B at an average speed of 80 km/h. He travelle...

    Text Solution

    |

  7. A train x running at 84 km/h crosses another train y running at 52 km/...

    Text Solution

    |

  8. A 360 m long train running at a uniform speed, crosses a platform in 5...

    Text Solution

    |

  9. The ratio of speeds of A and B is 3:5. If A takes 24 minutes more than...

    Text Solution

    |

  10. Two trains of equal length travelling in opposite directions at 72 km/...

    Text Solution

    |

  11. A train covers a certain distance in 45 minutes. If its speed is reduc...

    Text Solution

    |

  12. A train covers 360 km at a uniform speed. If the speed had been 10 km/...

    Text Solution

    |

  13. A train covers 60 km at a uniform speed. If the speed had been 8 km/h ...

    Text Solution

    |

  14. A car covers 25 km at a uniform speed. If the speed had been 8 km/h mo...

    Text Solution

    |

  15. The ratio between the speeds of two trains is 5:7. If the first train ...

    Text Solution

    |

  16. The ratio between the speeds of two trains is 2:5.If the first train c...

    Text Solution

    |

  17. The ratio between the speeds of two trains is 2 : 5. If the first trai...

    Text Solution

    |

  18. The ratio between the speeds of two trains is 2 : 5. If the first trai...

    Text Solution

    |

  19. The ratio between the speeds of two trains is 2 : 5. If the first trai...

    Text Solution

    |

  20. The ratio between the speeds of two trains is, 2 : 5. If the first tra...

    Text Solution

    |