Quiz Discussion

An engineer undertakes a project to build a road 15 km long in 300 days and employs 45 men for the purpose. After 100 days, he finds 2.5 km of the road has been completed. Find the (approx.) number of extra men he must employ to finish the work in time.

Course Name: Quantitative Aptitude

  • 1] 43
  • 2] 45
  • 3] 55
  • 4] 68
  • 5] 60
Solution
No Solution Present Yet

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# Quiz
1
Discuss

A pipe can fill a tank in 0.9 hours and another pipe can empty in 0.7 hours. If tank is completely filled and both pipes are opened simultaneously then 450 liters of water is removed from the tank is 2.5 hours. What is the capacity of the tank?

  • 1] 200 liters
  • 2] 350 liters
  • 3] 456 liters
  • 4] 567 liters
  • 5] None of these
Solution
2
Discuss

A can do a piece of work in 70 days and B is 40% more efficient then A. Then the number of days taken by B to do the same work is = ?

  • 1] 40 dayd
  • 2] 60 days
  • 3] 50 days
  • 4] 45 days
Solution
3
Discuss

Vimal can do a piece of work in 20 days, Vimal and Kamal together can do in 12 days. If Kamal does the work only for half a day daily then in how many days the work will be completed ?

  • 1] 14
  • 2] 17
  • 3] 12
  • 4] 15
Solution
4
Discuss

If A, B and C can complete a piece of work in 6 days. If A can work twice faster than B and thrice faster then C, than the number of days C alone can complete the work is ?

  • 1] 44 days
  • 2] 33 days
  • 3] 22 days
  • 4] 11 days
Solution
5
Discuss

A takes twice as much time as B or thrice as much time as C to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in:

  • 1]

    4 days

  • 2]

    6 days

  • 3]

    8 days

  • 4]

    12 days

Solution
6
Discuss

A and B can compete a piece of work in 18 days. They worked together for 12 days and then A left. B alone finished the work in 15 days. If Rs. 1500 be paid for the work then A's share is:

  • 1] Rs. 750
  • 2] Rs. 800
  • 3] Rs. 600
  • 4] Rs. 900
Solution
7
Discuss

Ganga and Saraswati, working separately can mow field in 8 and 12 hours respectively. If they work in stretches of one hour alternately. Ganga is beginning at 9 a.m., when will the moving be completed?

  • 1] 6:20 PM
  • 2] 6:30 PM
  • 3] 6:36 PM
  • 4] 6:42 PM
Solution
8
Discuss

A job can be done by 3 skilled workmen in 20 days or by 5 boys in 30 days. How many days will they take if they work together ?

  • 1] 8 days
  • 2] 10 days
  • 3] 11 days
  • 4] 12 days
Solution
9
Discuss

X can copy 80 pages in 20 hours, x and y together can copy 135 pages in 27 hours. Then y can copy 20 pages in ?

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

A and B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in:

  • 1]

    8 days

  • 2]

    10 days

  • 3]

    12 days

  • 4]

    15 days

Solution
# Quiz