Quiz Discussion

Two trains of equal length, running in opposite directions, pass a pole in 18 and 12 seconds. The trains will cross each other in:

Course Name: Quantitative Aptitude

  • 1] 14.4 seconds
  • 2] 15.5 seconds
  • 3] 18.8 seconds
  • 4] 20.2 seconds
Solution
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# Quiz
1
Discuss

A person wishes to reach his destination 90 km away 3 hours but for the first half of the journey his speed was 20 km/hr. His average speed for the rest of the journey should be :

  • 1] 4 km/hr
  • 2] 0.75 km/min
  • 3] 1 km/min
  • 4] None of these
Solution
2
Discuss

A train 100 m long is running at the speed of 30 km/hr. The time (in second) in which it passes a man standing near the railway line is :

  • 1] 10 seconds
  • 2] 11 seconds
  • 3] 12 seconds
  • 4] 15 seconds
Solution
3
Discuss

Two trains 150 m and 120 m long respectively moving from opposite direction cross each other in 10 sec. If the speed of the second train is 43.2 km/hr, then the speed of the first train is :

  • 1] 54 km/hr
  • 2] 50 km/hr
  • 3] 52 km/hr
  • 4] 51 km/hr
Solution
4
Discuss

In a race of 1000m, A can beat B by 100m. In a 400m, B beats C by 40m. In a race of 500m. A will beat C by

  • 1] 95m
  • 2] 50m
  • 3] 45m
  • 4] 60m
Solution
5
Discuss

Two trains start from a certain place on two parallel tracks in the same direction. The speed of the trains are 45 km/hr and 40 km/hr respectively. The distance between the two trains after 45 minutes will be :

  • 1] 2.500 km
  • 2] 2.750 km
  • 3] 3.750 km
  • 4] 3.25 km
Solution
6
Discuss

An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in \(1\frac{2}{3}\) hours, it must travel at a speed of :

 

  • 1] 300 kmph
  • 2] 360 kmph
  • 3] 600 kmph
  • 4] 720 kmph
Solution
7
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
8
Discuss

Two ladies simultaneously leave cities A and B connected by a straight road and travel towards each other. The first lady travels 2 km/hr faster than the second lady and reaches B one hour before the second lady reaches A. The two cities A and B are 24 km apart. How many kilometres does each lady travel in one hour ?

  • 1] 5 km, 3 km
  • 2] 7 km, 5 km
  • 3] 8 km, 6 km
  • 4] 6 km, 14 km
Solution
9
Discuss

An aeroplane flies from place A to place B at the speed of 500 km/hr. On the return journey, its speed is 700 km/hr. The average speed of the aeroplane for the entire journey is ?

  • 1]

    \(566\frac{2}{3}{ \text{ km/hr}}\)

  • 2]

    \(583\frac{1}{3}{ \text{ km/hr}}\)

  • 3]

    \(583\frac{2}{3}{ \text{ km/hr}}\)

  • 4]

    \(600{ \text{ km/hr}}\)

Solution
10
Discuss

A boy stated from his house on bicycle at 10 am at a speed of 12 km per hour. His elder brother started after 1 hr 15 min on scooter along the same path and caught him at 1.30 pm. The speed of the scooter will be (in km/hr) ?

  • 1]

    4.5 km/hr

  • 2]

    36 km/hr

  • 3]

    \(18\frac{2}{3}\) km/hr

  • 4]

    9 km/hr

Solution
# Quiz