Quiz Discussion

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:

Course Name: Quantitative Aptitude

  • 1]

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

  • 2]

    r = p - q

  • 3]

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

  • 4]

    r = p + r

Solution
No Solution Present Yet

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# Quiz
1
Discuss

Two ladies simultaneously leave cities A and B connected by a straight road and travel towards each other. The first lady travels 2 km/hr faster than the second lady and reaches B one hour before the second lady reaches A. The two cities A and B are 24 km apart. How many kilometres does each lady travel in one hour ?

  • 1] 5 km, 3 km
  • 2] 7 km, 5 km
  • 3] 8 km, 6 km
  • 4] 6 km, 14 km
Solution
2
Discuss

Narayan walking at a speed of 20 km/h reaches his college 10 minutes late. Next time he increases his speed by 5 km/h, but finds that he is still late by 4 minutes. What is the distance of his college from his house?

  • 1] 10 km
  • 2] 6 km
  • 3] 12 km
  • 4] 15 km
Solution
3
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
4
Discuss

A bus covered a certain distance from village A to village B at the speed of 60 km/hr. However on its return journey it got stuck in traffic and covered the same distance at the speed of 40 km/hr and took 2 hours more to reach its destination. What is the distance covered between villages A and B ?

  • 1] 200 km
  • 2] 240 km
  • 3] 260 km
  • 4] Cannot be determined
  • 5] None of these
Solution
5
Discuss

A person can row a boat d km upstream and the same distance downstream in 5 hours 15 minutes. Also, he can row the boat 2d km upstream in 7 hours. How long will it take to row the same distance 2d km downstream?

  • 1]

    \(\frac{{3}}{{2}}\) hours

  • 2]

    7 hours

  • 3]

    \(\frac{{29}}{{4}}\) hours

  • 4]

    \(\frac{{7}}{{2}}\) hours

Solution
6
Discuss

A person travels from P to Q at a speed of 40 kmph and returns by increasing his speed by 50%. What is his average speed for both the trips ?

  • 1] 36 kmph
  • 2] 45 kmph
  • 3] 48 kmph
  • 4] 50 kmph
Solution
7
Discuss

A is twice fast as B and B is thrice fast as C is. The journey covered by C in \(\frac{3}{2}\) hours will be covered by A is:

 

  • 1] 15 minutes
  • 2] 20 minutes
  • 3] 30 minutes
  • 4] 1 hour
Solution
8
Discuss

A and B start at the same time with speed of 40 km/hr. and 50 km/hr respectively. If in covering the journey A takes 15 min longer than B, the total distance of the journey is :

  • 1] 40 km
  • 2] 48 km
  • 3] 50 km
  • 4] 52 km
Solution
9
Discuss

A man travels the distance of his journey \(\frac{3}{4}\) by bus, \(\frac{1}{6} \)by rickshaw, and remaining 2 km on foot. The total distance traveled by the man is :

 

  • 1] 12 km
  • 2] 18 km
  • 3] 20 km
  • 4] 24 km
Solution
10
Discuss

Two guns were fired from the same place at an interval of 8 minutes. A person approaching the place observes that 5 minutes 52 seconds have elapsed between the hearing of the sound of the two guns. If the velocity of the sound is 330 m/sec, the man was approaching the place at what speed (in km/hr) ?

  • 1] 24 km/hr
  • 2] 27 km/hr
  • 3] 30 km/hr
  • 4] 36 km/hr
Solution
# Quiz