Quiz Discussion

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 :

 

Course Name: Quantitative Aptitude

  • 1] 300 kmph
  • 2] 360 kmph
  • 3] 600 kmph
  • 4] 720 kmph
Solution
No Solution Present Yet

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# Quiz
1
Discuss

The ratio of speeds of A and B is 2 : 3 and therefore A takes 20 minutes more time than B. What is the ratio of time taken by A and B?

  • 1] 2 : 3
  • 2] 2 : 5
  • 3] 3 : 2
  • 4] 3 : 5
Solution
2
Discuss

The distance between two cities A and B is 330 km. A train starts from A at 8 am and travels towards B at 60 km/hr. Another train starts from B at 9 am and travels towards A at 75 km/hr. At what time do they meet ?

  • 1] 10.00 am
  • 2] 10.30 am
  • 3] 11.00 am
  • 4] 11.30 am
Solution
3
Discuss

Four people are running around a circular ground from a point on the circumference at 9.00 am. For one round, these four persons take respectively 40, 50, 60 and 30 minutes. At what time will they meet together again ?

  • 1] 4.30 pm
  • 2] 7.00 pm
  • 3] 6.00 pm
  • 4] 5.30 pm
Solution
4
Discuss

The driver of an ambulance sees a school bus 40 m ahead of him after 20 seconds, the school bus is 60 meter behind. If the speed of the ambulance is 30 km/h, what is the speed of the school bus?

  • 1] 10 kmph
  • 2] 12 kmph
  • 3] 15 kmph
  • 4] 22 kmph
Solution
5
Discuss

A star is 8.1 × 1013 km away from the earth. Suppose light travels at the speed of 3.0 × 105 km per second. How long will it take the light from the star to reach the earth ?

  • 1] 7.5 × 103 hours
  • 2] 7.5 × 104 hours
  • 3] 2.7 × 1010 seconds
  • 4] 2.7 × 1011 seconds
Solution
6
Discuss

A man covers the journey from station A to station B at a uniform speed of 36 kmph and returns to A with a uniform speed of 45 kmph, his average speed for the whole journey is:

  • 1] 40 kmph
  • 2] 40.5 kmph
  • 3] 41 kmph
  • 4] 42 kmph
Solution
7
Discuss

How long must a driver take to drive the final 70 miles of a trip if he wants to average 50 miles an hour for the entire trip and during the first part of the trip he drove 50 miles in \(1\frac{1}{2}\) hours ?

 

  • 1] 54 min
  • 2] 1 hr
  • 3] 66 min
  • 4] 70 min
Solution
8
Discuss

A cyclist drove one kilometre, with the wind in his back, in 3 minutes and drove the same way back, against the wind, in 4 minutes. If we assume that the cyclist always puts constant force on the pedals, how much time would it take him to drive 1 km without wind ?

  • 1]

    \(2\frac{1}{3}\) min

  • 2]

    \(2\frac{3}{7}\) min

  • 3]

    \(3\frac{3}{7}\) min

  • 4]

    \(3\frac{7}{12}\) min

Solution
9
Discuss

A train leaves Delhi at 4.1 pm and reaches Aligargh at 7.25 pm. The average speed of the train is 40 km/hr. What is the distance from Delhi to Aligarh ?

  • 1] 120 km
  • 2] 130 km
  • 3] 135 km
  • 4] 140 km
Solution
10
Discuss

A train running at \(\frac{7}{11}\) of its own speed reached a place in 22 hours. How much time could be saved if the train would have run at its own speed?

 

  • 1] 7 hr
  • 2] 8 hr
  • 3] 14 hr
  • 4] 16 hr
Solution
# Quiz