Quiz Discussion

Running at \(\frac{5}{4}\) of his usual speed, an athlete improves his timing by 5 minutes. The time he usually takes to run the same distance is:

 

Course Name: Quantitative Aptitude

  • 1] 30 min.
  • 2] 28 min.
  • 3] 25 min.
  • 4] 23 min.
Solution
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# Quiz
1
Discuss

The ratio between the speed of a bus and train is 15 : 27 respectively. Also, a car covered a distance of 720 km in 9 hours. The speed of the Bus is three-fourth the speed of the car. How much distance will the train cover in 7 hours?

  • 1] 760 km
  • 2] 756 km
  • 3] 740 km
  • 4] None of these
Solution
2
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
3
Discuss

A is twice fast as B and B is thrice fast as C. The journey covered by C in 78 minutes will be covered by A in :

  • 1] 13 min
  • 2] 15.5 min
  • 3] 17 min
  • 4] 12 min
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

A car travels at a speed of 60 km/hr and covers a particular distance in one hour. How long will it take for another car to cover the same distance at 40 km/hr ?

  • 1]

    \(\frac{5}{2}\) hours

  • 2]

    2 hours

  • 3]

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

  • 4]

    1 hour

Solution
6
Discuss

A person can row a boat d km upstream and the same distance downstream in 5 hours 15 minutes. Also, he can row the boat 2d km upstream in 7 hours. How long will it take to row the same distance 2d km downstream?

  • 1]

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

  • 2]

    7 hours

  • 3]

    \(\frac{{29}}{{4}}\) hours

  • 4]

    \(\frac{{7}}{{2}}\) hours

Solution
7
Discuss

If two incorrect watches are set at 12:00 noon at correct time, when will both watches show the correct time for the first time given that the first watch gains 1 min in one hour and second watch looses 4 min in two hours.

  • 1] 6 PM, 25 days later
  • 2] 12 noon, 30 days later
  • 3] 12 noon, 15 days later
  • 4] 6 AM, 45 days later
  • 5] None of these
Solution
8
Discuss

A distance of 425 km separates two trains moving towards each other at a speed of 200 km/hr each. What will be the distance between them after 1 hr 30 min, if they reduce their speed by half, every half an hour ?

  • 1] 75 km
  • 2] 120 km
  • 3] 150 km
  • 4] 200 km
Solution
9
Discuss

A train, 110 m long is running at a speed of 60 km/hr. How many seconds does it to cross another train, 170 m long standing on parallel track ?

  • 1] 15.6 seconds
  • 2] 16.8 seconds
  • 3] 17.2 seconds
  • 4] 18 seconds
Solution
10
Discuss

A bus covered a certain distance from village A to village B at the speed of 60 km/hr. However on its return journey it got stuck in traffic and covered the same distance at the speed of 40 km/hr and took 2 hours more to reach its destination. What is the distance covered between villages A and B ?

  • 1] 200 km
  • 2] 240 km
  • 3] 260 km
  • 4] Cannot be determined
  • 5] None of these
Solution
# Quiz