Home
Class 14
MATHS
The ratio of the speeds of a car, tra...

The ratio of the speeds of a car, train and a bus is 5:9:4. The average speed of the car, the bus and the train is 72 km/hr. what is the average speed of the car and the train together? `78\ k m//h r` b. `82\ k m//h r` c. `84\ k m//h r` d. cannot be determined e. none of these

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • TABULATION

    RS AGGARWAL|Exercise All Questions|25 Videos

  • TIME AND WORK

    RS AGGARWAL|Exercise All Questions|147 Videos

Similar Questions

Explore conceptually related problems

A car covers a distance of 690 km in 30 h. What is the average speed of the car?

A car covers the first 39 kms of its journey I 45 minutes and covers the remaining 25 km in 3 minutes. What is the average speed of the car? 40 k m//h r b. 48 k m//h r c. 49 k m//h r d. 64 k m//h r e. none of these

A train goes with a speed of 20 m/s what is the speed of train in km/h?

Speed of the train is 60 km/h, then find the speed of m/s.

Speed of the train is 60 km/h, then find the speed of m/s.

A car covers a distance from Town I to Town II at the speed of 56 km/hr and from Town II to Town I at the speed of 53 km/hr. what is the average speed of the car? 53. 5 k m//h r b. 54 k m//h r c. 55 k m//h r d. 5. 5 k m//h r e. none of these

RS AGGARWAL-TIME AND DISTANCE-All Questions
  1. A car covers a distanced of 432 km at the speed of 48 km/hr. In how...

    Text Solution

    |

  2. A man covered a distance of 180 km in 4 hours on a bike. How much d...

    Text Solution

    |

  3. The ratio of the speeds of a car, train and a bus is 5:9:4. The ave...

    Text Solution

    |

  4. Car A travels at the speed of 65 km/hr and reaches its destination ...

    Text Solution

    |

  5. The average speed of a bus is one-third of the speed of a train. Th...

    Text Solution

    |

  6. The mileage of a motorbike A and a motorbike b is 42 km per litre a...

    Text Solution

    |

  7. A train leaves Delhi at 4.10 P.M. and reaches Aligarh at 7.25 P.M. ...

    Text Solution

    |

  8. A is 10 miles west of B. C is 30 miles north of B. D is 20 miles ea...

    Text Solution

    |

  9. A plane flying north at 500 mph passes over a city at 12 noon. a plane...

    Text Solution

    |

  10. Jane travelled 4/7 as many miles on foot as by water and 2/5 as many m...

    Text Solution

    |

  11. A star is 8. 1xx10^(13) km away from the earth. Suppose light tr...

    Text Solution

    |

  12. Akash leaves home for school which is 12 km from his house. After t...

    Text Solution

    |

  13. A train covers a distance of 193 1/3k m\ in\ 4 1/4 hours with on...

    Text Solution

    |

  14. Deepa rides her bike at an average speed of 30 km/hr and reaches he...

    Text Solution

    |

  15. A monkey climbing up a pole ascends 6 metres and slips 3 metres in ...

    Text Solution

    |

  16. An aeroplane flies twice as fast as a train which covers 60 miles i...

    Text Solution

    |

  17. A boy is running at a speed of p kmph to cover a distance of 1 k...

    Text Solution

    |

  18. Rocky can walk a certain distance in 40 days when he rests 9 hours ...

    Text Solution

    |

  19. Car is driven at the speed of 100 km/hr and stops for 10 minutes t ...

    Text Solution

    |

  20. A truck covers a distance of 50 metres in 1 minute whereas a bus cov...

    Text Solution

    |