Quiz Discussion

A motor boat takes 2 hours to travel a distance of 9 km downstream and it takes 6 hours to travel the same distance against the current. The speed of the boat in still water and that of the current (in km/h) respectively are:

Course Name: Quantitative Aptitude

  • 1] 6, 5 km/h
  • 2] 3, 1.5 km/h
  • 3] 8, 5 km/h
  • 4] 9, 3 km/h
Solution
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# Quiz
1
Discuss

A train is 250 m long. If the train takes 50 second to cross a tree by the railway line, then the speed of the train on Km /hr is :

  • 1] 9 km/hr
  • 2] 5 km/hr
  • 3] 18 km/hr
  • 4] 10 km/hr
Solution
2
Discuss

A train covers a distance of 10 km in 12 minutes. If its speed is decreased by 5 km/hr, the time taken by it to cover the same distance will be :

  • 1] 10 minutes
  • 2] 13 minutes 20 seconds
  • 3] 13 minutes
  • 4] 11 minutes 20 seconds
Solution
3
Discuss

A car covers a distance from town 1 to town 2 at the speed of 56 km/hr and from town 2 to town 1 at the speed of 53 km/hr. What is the average speed of the car ?

  • 1] 53.5 km/hr
  • 2] 54 km/hr
  • 3] 55 km/hr
  • 4] 55.5 km/hr
  • 5] None of these
Solution
4
Discuss

Ravi and Ajay start simultaneously from a place A towards B 60 km apart. Ravi's speed is 4km/h less than that of Ajay. Ajay, after reaching B, turns back and meets Ravi at a places 12 km away from B. Ravi's speed is:

  • 1] 12 km/h
  • 2] 10 km/h
  • 3] 8 km/h
  • 4] 6 km/h
Solution
5
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
6
Discuss

The speeds of three cars are the ratio 2 : 3 : 4. The ratio of the taken by these cars to travel the same distance is :

  • 1] 2 : 3 : 4
  • 2] 4 : 3 : 2
  • 3] 4 : 3 : 6
  • 4] 6 : 4 : 3
Solution
7
Discuss

I started on my bicycle at 7 am to reach a certain place. After going a certain distance, my bicycle went out of order. Consequently, I rested for 35 minutes and came back to my house walking all the way. I reached my house at 1 pm. If my cycling speed is 10 kmph and my walking speed is 1 kmph, then on my bicycle I covered a distance of :

  • 1]

    \(4\frac{61}{66}\) km

  • 2]

    \(13\frac{4}{9}\) km

  • 3]

    \(14\frac{3}{8}\) km

  • 4]

    \(15\frac{10}{21}\) km

Solution
8
Discuss

A man can row 15 km/h in still water and he finds that it takes him twice as much time to row up than as to row down the same distance in the river. The speed of current (in km/h) :

  • 1] 6 km/h
  • 2] 6.5 km/h
  • 3] 4.5 km/h
  • 4] 5 km/h
Solution
9
Discuss

Gautam goes office at a speed of 12 kmph and return homes at 10 kmph. His average speed is :

  • 1] 11 km/hr
  • 2] 22 km/hr
  • 3] 10.9 km/hr
  • 4] 12.5 km/hr
Solution
10
Discuss

Car A travels at the speed of 65 km/hr and reaches its destination in 8 hours. Car B travels at the speed of 70 km/hr and reaches its destination in 4 hours. What is the ratio of the distance covered by car A and car B respectively ?

  • 1] 7 : 11
  • 2] 13 : 7
  • 3] 7 : 13
  • 4] 11 : 7
  • 5] None of these
Solution
# Quiz