Quiz Discussion

A contractor undertake to do a piece of work in 40 days. He engages 100 men at the beginning and 100 more after 35 days and completes the work in stipulated time. If he had not engaged the work in men, how many days behind the scheduled the work should have been finished ?

Course Name: Quantitative Aptitude

  • 1] 5
  • 2] 6
  • 3] 7
  • 4] 8
Solution
No Solution Present Yet

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# Quiz
1
Discuss

Two pipes can fill an empty tank separately in 24 minutes and 40 minutes respectively and a third pipe can empty 30 gallons of water per minute. If all three pipes are open, empty tanks become full in one hour. The capacity of the tank (in gallons) is:

  • 1] 800 gallons
  • 2] 600 gallons
  • 3] 500 gallons
  • 4] 400 gallons
Solution
2
Discuss

12 monkeys can eat 12 bananas in 12 minutes. In how many minutes can 4 monkeys eat 4 bananas ?

  • 1] 4 minutes
  • 2] 10 minutes
  • 3] 12 minutes
  • 4] 8 minutes
Solution
3
Discuss

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in :

  • 1]

    4 days

  • 2]

    6 days

  • 3]

    8 days

  • 4]

    12 days

Solution
4
Discuss

At a Tech Pvt Ltd. there are some engineering students employed as trainee engineers, belong to two eminent institutions of India. One group belongs to IIT and another to NIT. Each student of IIT works for 10 hours a day till 60 days and each student of NIT works for 8 hours a day till 80 days on the two same project. The ratio of students of IIT and that of NIT is 4:5 respectively. Students of which institution is slower in work and by how much?

  • 1] IITian is 20% less efficient
  • 2] NITian is 33.33% less efficien
  • 3] NIT is 25% less efficient
  • 4] IIT is 33.33% less efficient
  • 5] Cannot be determined
Solution
5
Discuss

A takes 10 days less than the time taken by B to finish a piece of work. If both A and B can do it in 12 days, then the time taken by B alone to finish the work is = ?

  • 1] 30 days
  • 2] 27 days
  • 3] 20 days
  • 4] 25 days
Solution
6
Discuss

Two persons having different productivity of labour, working together can reap a field in 2 days. If one-third of the field was reaped by the first man and rest by the other one working alternatively took 4 days. How long did it take for the faster person to reap the whole field working alone?

  • 1] 3
  • 2] 6
  • 3] 8
  • 4] 12
  • 5] None of these
Solution
7
Discuss

6 men can complete a piece of work in 12 days, 8 women can complete the same piece of work in 18 days and 18 children can do it in 10 days. 4 men, 12 women and 20 children do the work for 2 days. If the remaining work be completed by men only in 1 day, how many men will be required ?

  • 1] 36
  • 2] 24
  • 3] 18
  • 4] Cannot be determined
Solution
8
Discuss

Two pipes A and B can fill a tank in 36 min. and 45 min. respectively. Another pipe C can empty the tank in 30 min. First A and B are opened. After 7 minutes, C is also opened. The tank filled up in:

  • 1] 39 min.
  • 2] 46 min
  • 3] 40 min.
  • 4] 45 min.
Solution
9
Discuss

Raj can do a piece of work in 20 days. He started the work and left after some days, when 25% work was done. After it Abhijit joined and completed it working for 10 days. In how many days Raj and Abhijit can do the complete work, working together?

  • 1] 6
  • 2] 8
  • 3] 10
  • 4] 12
Solution
10
Discuss

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in = ?

  • 1] 8 days
  • 2] 6 days
  • 3] 8 days
  • 4] 12 days
Solution
# Quiz