21 .
The two trains of lengths 400 m, 600 m respectively, running at same directions. The faster train can cross the slower train in 180 sec, the speed of the slower train is 48 km. then find the speed of

A. | 68 kmph | B. | 70 kmph |

C. | 72 kmph | D. | 74 kmph |

22 .
A person standing on a platform 160 meters long finds that a train crosses the platform in 54 sec, but himself in 30 sec. Find the length of the train.

A. | 100 m | B. | 200 m |

C. | 300 m | D. | 400 m |

23 .
A train of 24 carriages, each carriage of 60 m length with an engine of 60 m length is running at speed of 60 km/hr. Find out the time in which the train will cross bridge measuring 1.5 km in length?

A. | 1 min. | B. | 2 min. |

C. | 3 min. | D. | 4 min. |

24 .
Two trains of equal length are running on parallel lines in the same direction at 46 km/hr and 36 km/hr. The faster train passes the slower train in 36 seconds. The length of each train is:

A. | 47 m | B. | 48 m |

C. | 49 m | D. | 50 m |

25 .
Two stations A & B are 110 km apart on straight line. One train start from A at 7 am & travels towards B at 20 kmph. Another one from B at 8 am & travels towards A at speed 25 kmph.calculate meet time

A. | 8 a.m | B. | 9 a.m |

C. | 10 a.m | D. | 11 a.m |

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