Quiz Discussion

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) ?

Course Name: Quantitative Aptitude

  • 1]

    4.5 km/hr

  • 2]

    36 km/hr

  • 3]

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

  • 4]

    9 km/hr

Solution
No Solution Present Yet

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# Quiz
1
Discuss

The average speed of a bus is one-third of the speed of a train. The train covers 1125 km in 15 hours. How much distance will the bus cover in 36 minutes ?

  • 1] 12 km
  • 2] 18 km
  • 3] 21 km
  • 4] 75 km
  • 5] None of these
Solution
2
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
3
Discuss

A and B travel the same distance at speed of 9 km/hr and 10 km/hr respectively. If A takes 36 min more than B, the distance travelled by each is :

  • 1] 48 km
  • 2] 54 km
  • 3] 60 km
  • 4] 66 km
Solution
4
Discuss

A train passes two bridges of length 800 m and 400 m in 100 seconds and 60 seconds respectively. The length of the train is:

  • 1] 80m
  • 2] 90m
  • 3] 200m
  • 4] 150m
Solution
5
Discuss

A journey of 192 km between two cities take 2 hours less by a fast train than by a slow train. If the average speed of the slow train is 16 km/hr less than that of the fast train, the average speed of the fast train is :

  • 1] 32 km/hr
  • 2] 36 km/hr
  • 3] 48 km/hr
  • 4] 64 km/hr
Solution
6
Discuss

A coolie standing on a railway platform observe that a train going in one direction takes 4 second to pass him. Another train of same length going in opposite direction takes 5 seconds to pass him. The time taken (in seconds) by two train to cross each other will be:

  • 1]

    35 seconds

  • 2]

    36.5 seconds

  • 3]

    \(\frac{{40}}{9}\) seconds

  • 4]

    36 seconds

Solution
7
Discuss

A man travels for 5 hours 15 minutes. If he covers the first half of the journey at 60 km/hr and rest at 45 km/hr. Find the total distance travelled by him ?

  • 1]

    \(1028\frac{6}{7}\) km

  • 2]

    189 km

  • 3]

    378 km

  • 4]

    270 km

Solution
8
Discuss

Buses start from a bus terminal with a speed of 20 km/hr at intervals 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 intervals of 8 minutes ?

  • 1] 3 km/hr
  • 2] 4 km/hr
  • 3] 5 km/hr
  • 4] 7 km/hr
Solution
9
Discuss

A person travels from P to Q at a speed of 40 kmph and returns by increasing his speed by 50%. What is his average speed for both the trips ?

  • 1] 36 kmph
  • 2] 45 kmph
  • 3] 48 kmph
  • 4] 50 kmph
Solution
10
Discuss

An athlete runs 200 meters race in 24 seconds. His speed in km/h is

  • 1] 20
  • 2] 24
  • 3] 28.5
  • 4] 30
Solution
# Quiz