Quiz Discussion

Two buses start from a bus terminal with a speed of 20 km/h at interval of 10 minutes. What is the speed of a man coming from the opposite direction towards the bus terminal if he meets the buses at interval of 8 minutes?

Course Name: Quantitative Aptitude

  • 1] 3 km/h
  • 2] 4 km/h
  • 3] 5 km/h
  • 4] 7 km/h
Solution
No Solution Present Yet

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# Quiz
1
Discuss

In a race of 200 metres, B can give a start of 10 metres to A and C can give a start of 20 metres to B. The start that C can give to A, in the same race, is :

  • 1] 30 metres
  • 2] 25 metres
  • 3] 29 metres
  • 4] 27 metres
Solution
2
Discuss

A train 300 m long is running with a speed of 54 km/hr. In what time it cross a telephone pole ?

  • 1] 20 seconds
  • 2] 15 seconds
  • 3] 17 seconds
  • 4] 18 seconds
Solution
3
Discuss

Walking \({\frac{6}{7}}\) th of his usual speed, a man is 12 minutes too late. The usual time taken by him to cover that distance is :

  • 1] 1 hour
  • 2] 1 hr 12 min
  • 3] 1 hr 15 min
  • 4] 1 hr 20 min
Solution
4
Discuss

A is 10 miles west of B. C is 30 miles north of B. D is 20 miles east of C. What is the distance from A to D ?

  • 1]

    10 miles

  • 2]

    30 miles

  • 3]

    \(10\sqrt {10}  \) miles

  • 4]

    \(10\sqrt {13}  \) miles

  • 5]

    \(30\sqrt {2}  \) miles

Solution
5
Discuss

An aeroplane flies from place A to place B at the speed of 500 km/hr. On the return journey, its speed is 700 km/hr. The average speed of the aeroplane for the entire journey is ?

  • 1]

    \(566\frac{2}{3}{ \text{ km/hr}}\)

  • 2]

    \(583\frac{1}{3}{ \text{ km/hr}}\)

  • 3]

    \(583\frac{2}{3}{ \text{ km/hr}}\)

  • 4]

    \(600{ \text{ km/hr}}\)

Solution
6
Discuss

The wheel of an engine of 300 cm in circumference makes 10 revolutions in 6 seconds. What is the speed of the wheel (in km/h)?

  • 1] 18
  • 2] 20
  • 3] 27
  • 4] 36
Solution
7
Discuss

A bullock cart has to cover a distance of 120 km in 15 hours. If it covers half of the journey in \(\frac{3}{5}\)th time, the second to cover the remaining distance in the time left has to be :

 

  • 1] 6.4 km/hr
  • 2] 6.67 km/hr
  • 3] 10 km/hr
  • 4] 15 km/hr
Solution
8
Discuss

Without stoppage, a train travels a certain distance with an average speed of 60 km/h, and with stoppage it covers the same distance with an average speed of 40 km/h. On an average, how many minutes per hour does train stop during the journey ?

  • 1] 20 min/hour
  • 2] 15 min/hour
  • 3] 10 min/hour
  • 4] 12 min/hour
Solution
9
Discuss

Walking \(\frac{3}{4}\) of his normal speed, Rabi is 16 minutes late in reaching his office. The usual time is taken by him to cover the distance between his home and office:

 

  • 1] 48 min.
  • 2] 60 min.
  • 3] 42 min.
  • 4] 62 min.
  • 5] 66 min.
Solution
10
Discuss

A thief sees a jeep at a distance of 250 m, coming towards him at 36 km/h. Thief takes 5 seconds to realize that there is nothing but the police is approaching him by the jeep and start running away from police at 54 km/h. But police realise after 10 second, when the thief starts running away, that he is actually a thief and gives chase at 72 km/h. How long after thief saw police did catchup with him and what is the distance police had travel to do so?

  • 1] 50 s, 1000 m
  • 2] 65 s, 1150 m
  • 3] 65 s, 1300 m
  • 4] 45 s, 1050 m
  • 5] None of these
Solution
# Quiz