Quiz Discussion

A train 350 m long is running at the speed of 36 km/h. If it crosses a tunnel in 1 minute, the length of the tunnel in metres:

Course Name: Quantitative Aptitude

  • 1] 200 meters
  • 2] 250 meters
  • 3] 300 meters
  • 4] 150 meters
Solution
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# Quiz
1
Discuss

It takes eight hours for a 600 km journey, if 120 km is done by train and the rest by car. It takes 20 minutes more, if 200 km is done by train and the rest by car. The ratio of the speed of the train to that of the cars is:

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

A train passes two persons walking in the same direction at a speed of 3 kmph and 5 kmph respectively in 10 seconds and 11 seconds respectively. The speed of the train is

  • 1] 28 kmph
  • 2] 27 kmph
  • 3] 25 kmph
  • 4] 24 kmph
Solution
3
Discuss

A man can reach a certain place in 30 hours. If he reduces his speed by 1/15th, he goes 10 km less in that time. Find his speed in km/ hr?

  • 1]

    9 km/hr

  • 2]

    2 km/hr

  • 3]

    7 km/hr

  • 4]

    5 km/hr

Solution
4
Discuss

A bus covers three successive 3 km stretches at speed of 10 km/hr, 20 km/hr and 60 km/hr respectively. Its average speed over this distance is :

  • 1] 30 km/hr
  • 2] 25 km/hr
  • 3] 18 km/hr
  • 4] 10 km/hr
Solution
5
Discuss

Karan and Arjun run a 100 metre race, where Karan beats Arjun by 10 metre. To do a favour to Arjun, Karan starts 10 metre behind the starting line in a second 100 race. They both run at their earlier speeds. Which of the following is true in connection with the race?

  • 1] Karan and Arjun reach the finishing line simultaneously
  • 2] Arjun beats Karan by 1 metre
  • 3] Arjun beats Karan by 11 metre
  • 4] Karan beats Arjun by 1 metre
  • 5] Cannot be said
Solution
6
Discuss

2 km 5 metres is equal to ?

  • 1] 2.5 km
  • 2] 2.005 km
  • 3] 2.0005 km
  • 4] 2.05 km
Solution
7
Discuss

Train X leaves New York at 1 am and travels east at a constant speed of x mph. If train Z leaves New York at 2 am and travels east, at what constant rate of speed will train Z have to travel in order to catch train X at exactly 5.30 am ?

  • 1]

    \(\frac{5}{6}x\)

  • 2]

    \(\frac{9}{8}x\)

  • 3]

    \(\frac{6}{5}x\)

  • 4]

    \(\frac{9}{7}x\)

  • 5]

    \(\frac{3}{2}x\)

Solution
8
Discuss

Two planes move along a circle of circumference 1.2 kms with constant speeds. When they move in different directions, they meet every 15 seconds and when they move in the same direction one plane overtakes the other every 60 seconds. The speed of the slower plane is :

  • 1] 0.02 km/sec
  • 2] 0.03 km/sec
  • 3] 0.04 km/sec
  • 4] 0.05 km/sec
Solution
9
Discuss

A train met with an accident 120 km from station A. It completed the remaining journey at \(\frac{5}{6}\) of its previous speed and reached 2 hours late at station B. Had the accident taken place 300 km further, it would have been only 1 hour late. What is the speed of the train?

 

  • 1] 100 km/h
  • 2] 12 km/h
  • 3] 60 km/h
  • 4] 50 km/h
Solution
10
Discuss

Two buses start from a bus terminal with a speed of 20 km/h at interval of 10 minutes. What is the speed of a man coming from the opposite direction towards the bus terminal if he meets the buses at interval of 8 minutes?

  • 1] 3 km/h
  • 2] 4 km/h
  • 3] 5 km/h
  • 4] 7 km/h
Solution
# Quiz