Quiz Discussion

Two trains for Mumbai leave Delhi at 6 am and 6.45 am and travel at 100 kmph and 136 kmph respectively. How many kilometers from Delhi will the two trains be together:

Course Name: Quantitative Aptitude

  • 1] 262.4 km
  • 2] 260 km
  • 3] 283.33 km
  • 4] 275 km
  • 5] None of these
Solution
No Solution Present Yet

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# Quiz
1
Discuss

Two trains start from P and Q respectively and travel towards each other at a speed of 50 km/hr and 40 km/hr respectively. By the time they meet the first train has travelled 100 km more than second. The distance between P and Q is:

  • 1]

    500 km

  • 2]

    630 km

  • 3]

    660 km

  • 4]

    900 km

Solution
2
Discuss

Starting from his house one day,a student walks at a speed of 2.5 kmph and reaches his house 6 minutes late.Next day he increases his speed by 1kmph and reaches school 6 minutes early.How far is the school from his house.

  • 1]

    7/4 km

  • 2]

    3/2 km

  • 3]

    4/5 km

  • 4]

    1/2 km

Solution
3
Discuss

A soldier fired two bullets at an interval of 335 seconds moving at a uniform speed V1. A terrorist who was running ahead of the soldier in same direction, hears the two shots at an interval of 330 seconds. If the speed of sound is 1188 km/h, then who is the faster and how much?

  • 1] Soldier, 22 km/h
  • 2] Terrorist, 25 km/h
  • 3] Soldier, 18 km/h
  • 4] Terrorist, 20 km/h
  • 5] None of these
Solution
4
Discuss

A ship, 40 kilometers from the shore, springs a leak which admits \(3\frac{3}{4}\) tonnes of water in 12 minutes. 60 tonnes would suffice to sink her, but the ship's pumps can throw out 12 tonnes of water in one hour. Find the average rate of sailing, so that she may reach the shore just as she begging to sink?

 

  • 1]

    \(1\frac{1}{2}\) km/hr

  • 2]

    \(2\frac{1}{2}\) km/hr

  • 3]

    \(3\frac{1}{2}\) km/hr

  • 4]

    \(4\frac{1}{2}\) km/hr

Solution
5
Discuss

In a flight of 6000 km, an aircraft was slowed down due to bad weather. The average speed for the trip was reduced by 400 kmph and the time of flight increased by 30 minutes. The original planned duration of the flight was :

  • 1]

    \({2\frac{1}{2}}\) hours

  • 2]

    \({3\frac{1}{3}} \)hours

  • 3]

    \({4\frac{1}{3}}\) hours

  • 4]

    \({5\frac{1}{3}}\) hours

Solution
6
Discuss

A person wishes to reach his destination 90 km away 3 hours but for the first half of the journey his speed was 20 km/hr. His average speed for the rest of the journey should be :

  • 1] 4 km/hr
  • 2] 0.75 km/min
  • 3] 1 km/min
  • 4] None of these
Solution
7
Discuss

A car after traveling 18 km from a point A developed some problem in the engine and the speed became \(\frac{4}{5}\) th of its original speed. As a result, the car reached point B 45 minutes late. If the engine had developed the same problem after traveling 30 km from A, then it would have reached 36 minutes late. The original speed of the car (in km/h) is:

 

  • 1] 25 kmph
  • 2] 30 kmph
  • 3] 20 kmph
  • 4] 35 kmph
  • 5] None of these
Solution
8
Discuss

Three runners A, B and C run a race, with runner A finishing 12 metres ahead of runner B and 18 metres ahead of runner C, in another race of same type runner B finished 8 metres ahead of runner C. Each runner travels the entire distance at a constant speed. The length of the race is :

  • 1] 36 metres
  • 2] 48 metres
  • 3] 60 metres
  • 4] 72 metres
Solution
9
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
10
Discuss

A car travels 50% faster than a bike. Both start at the same time from A to B. The car reaches 25 minutes earlier than the bike. If the distance from A to B is 100 km, find the speed of the bike.

  • 1] 120 kmph
  • 2] 100 kmph
  • 3] 80 kmph
  • 4] 75 kmph
Solution
# Quiz