Quiz Discussion

A train travelling with a speed of 60 kmph catches another train travelling in the same direction and then leaves it 120 m behind in 18 seconds. The speed of the second train is

Course Name: Quantitative Aptitude

  • 1] 26 kmph
  • 2] 35 kmph
  • 3] 36 kmph
  • 4] 63 kmph
Solution
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# Quiz
1
Discuss

A and B start from the same point and in the same direction at 7 am to walk around a rectangular field 400 m × 300 m. A and B walk at the rate of 3 km/hr and 2.5 km/hr respectively. How many times shall they cross each other if they continue to walk till 12.30 pm ?

  • 1] Not even once
  • 2] Once
  • 3] Twice
  • 4] Thrice
Solution
2
Discuss

Two trains 105 meters and 90 meters long, run at the speeds of 45 kmph and 72 kmph respectively, in opposite directions on parallel tracks. The time which they take to cross each other, is:

  • 1] 8 seconds
  • 2] 6 seconds
  • 3] 7 seconds
  • 4] 5 seconds
Solution
3
Discuss

One of the two buses completes a journey of 300 km in 7½ hours an the other a journey of 450 km in 9 hours.  The ratio of their average speeds is:

  • 1]

    2:3

  • 2]

    3:4

  • 3]

    4:5

  • 4]

    8:9

Solution
4
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
5
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
6
Discuss

A car traveling with \(\frac{5}{7}\) of its actual speed covers 42 km in 1 hour 40 minute 48 seconds. Find the actual speed of the car.

  • 1]

    \(17\frac{6}{7}\) km/hr

  • 2]

    25 km/hr

  • 3]

    30 km/hr

  • 4]

    35 km/hr

Solution
7
Discuss

The distance from bhopal to indore is 200 km. A bus start from indore to bhopal every half an hour. If the speed of each bus is 40 km/hr. How many bus will a bhopal to indore bus cross by the time it reach indore?

  • 1]

    21

  • 2]

    22

  • 3]

    23

  • 4]

    24

Solution
8
Discuss

A boy is running at a speed of p kmph to cover a distance of 1 km. But, due to the slippery ground, his speed is reduced by q kmph (p > q). If he takes r hours to cover the distance, then:

  • 1]

    \(\frac{1}{r} = p - q\)

  • 2]

    r = p - q

  • 3]

    \(\frac{1}{r} = p + q\)

  • 4]

    r = p + r

Solution
9
Discuss

A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?

  • 1] 3.6 km/hr
  • 2] 7.2 km/hr
  • 3] 8.4 km/hr
  • 4] 10 km/hr
Solution
10
Discuss

A motor car does a journey in 17.5 hours, covering the first half at 30 km/h and the second half at 40 km/h. Find the distance of the journey?

  • 1] 684 km
  • 2] 600 km
  • 3] 624 km
  • 4] 584 km
Solution
# Quiz