Quiz Discussion

Sabarmati express takes 18 seconds to pass completely through a station 162 m long and 15 seconds through another station 120 m long. The length of the train is :

Course Name: Quantitative Aptitude

  • 1] 132 m
  • 2] 100 m
  • 3] 80 m
  • 4] 90 m
Solution
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# Quiz
1
Discuss

Two joggers left Delhi for Noida simultaneously. The first jogger stopped 42 min later when he was 1 km short of Noida and the other one stopped 52 min later when he was 2 km short of Noida. If the first jogger jogged as many kilometers as the second, and the second as kilometers as first, the first one would need 17 min less than the second. Find the distance between Delhi and Noida?

  • 1] 5 km
  • 2] 15 km
  • 3] 25 km
  • 4] 35 km
  • 5] 24 km
Solution
2
Discuss

A train approaches a tunnel AB. Inside the tunnel is a cat located at a point that is \(\frac{3}{8}\) of the distance AB measured from entrance A. When the train whistles, that cat runs. If the cat moves to entrance A of the tunnel, the train catches the cat exactly at the entrance. If the cat moves to exit B, the train catches the cat at exactly the exit. The ratio of the speed of the train to that of the cat is of the order :

 

  • 1] 3 :1
  • 2] 4 : 1
  • 3] 5 : 1
  • 4] None of these
Solution
3
Discuss

A man crosses a road 250 metres wide in 75 seconds. His speed in km/hr is :

  • 1] 10 km/hr
  • 2] 12 km/hr
  • 3] 12.5 km/hr
  • 4] 15 km/hr
Solution
4
Discuss

Two persons A and B started from two different places towards each other. If the ratio of their speed be 3 : 5, then what is the ratio of distance covered by A and B respectively till the point of meeting?

  • 1] 1 : 2
  • 2] 3 : 4
  • 3] 3 : 5
  • 4] 5 : 3
Solution
5
Discuss

A man starts climbing a 11 m high wall at 5 pm. In each minute he climbs up 1 m but slips down 50 cm. At what time will he climb the wall?

  • 1] 5:30 pm
  • 2] 5:21 pm
  • 3] 5:25 pm
  • 4] 5:27 pm
Solution
6
Discuss

A train 300 m long is running with a speed of 54 km/hr. In what time it cross a telephone pole ?

  • 1] 20 seconds
  • 2] 15 seconds
  • 3] 17 seconds
  • 4] 18 seconds
Solution
7
Discuss

A hunter fired two shots from the branch of a tree at an interval of 76 seconds. A tiger separating too fast hears the two shots at an interval of 83 seconds. If the velocity of the sound is 1195.2 km/h, then find the speed of the tiger.

  • 1] 112.8 km/h
  • 2] 100.8 km/h
  • 3] 80.16 km/h
  • 4] 85.16 km/h
  • 5] None of these
Solution
8
Discuss

A boy rides his bicycle 10 km at an average speed of 12km/hr and again travels 12km at an average speed of the 10km/hr. His average speed for the entire trip is ?

  • 1]

    10.8

  • 2]

    10.4

  • 3]

    11

  • 4]

    12

Solution
9
Discuss

Two boats A and B start towards each other from two places, 108 km apart. Speed of the boats A and B in still water are 12 km/h and 15 km/h respectively. If A proceeds down and B up the stream, they will meet after:

  • 1] 4.5 hours
  • 2] 4 hours
  • 3] 5.4 hours
  • 4] 6 hours
Solution
10
Discuss

Train A travelling at 60 km/hr leaves Mumbai for Delhi at 6 pm. Train B travelling at 90 km/hr also leaves Mumbai for Delhi at 9 pm. Train C leaves Delhi for Mumbai at 9 pm. If all the three trains meet at the same time between Mumbai and Delhi, then what is the speed of train C if the distance between Delhi and Mumbai is 1260 km ?

  • 1] 60 km/hr
  • 2] 90 km/hr
  • 3] 120 km/hr
  • 4] 135 km/hr
Solution
# Quiz