Quiz Discussion

A contractor undertook to do a certain piece of work in 9 days. He employed certain number of men, but 6 of them being absent from the very first day, the rest could finish the work in 15 days. The number of men originally employed were

Course Name: Quantitative Aptitude

  • 1]

    12

  • 2]

    15

  • 3]

    18

  • 4]

    24

Solution
No Solution Present Yet

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# Quiz
1
Discuss

A is twice as good as B and together they finish a piece of work in 16 days. The number of days taken by A alone to finish the work is = ?

  • 1] 20 days
  • 2] 21 days
  • 3] 22 days
  • 4] 24 days
Solution
2
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
3
Discuss

12 men can do a piece of work in 15 days and 20 women can do the same work in 12 days. In how many days can 5 men and 5 women complete the same work ?

  • 1]

    \({ \text{20}}\frac{4}{7}{ \text{ days}}\)

  • 2]

    \({ \text{2}}\frac{4}{7}{ \text{ days}}\)

  • 3]

    \({ \text{20}}\frac{3}{7}{ \text{ days}}\)

  • 4]

    18 days

Solution
4
Discuss

A and B working together completed a job in 5 days. If A works twice as efficiently as he actually did and B works \(\frac{1}{3}\) of actual efficiency, the work would have been completed in 3 days. Find the for A to complete the job alone.

 

  • 1]

    \(6\frac{1}{2}\)

  • 2]

    \(6\frac{1}{4}\)

  • 3]

    \(6\frac{3}{4}\)

  • 4]

    \(12\frac{1}{2}\)

  • 5]

    None of these

Solution
5
Discuss

A can complete a piece of work in 10 days, B in 15 days and C in 20 days. A and C together for 2 days and A was replaced by B. In how many days, altogether, was the work complete ?

  • 1] 6 days
  • 2] 8 days
  • 3] 15 days
  • 4] 16 days
Solution
6
Discuss

A single person takes 10 minutes to stitch a bag. If from 10.00 a.m. to 12.30 p.m., 1245 bags are to be stitched how many persons should be employed on this job?

  • 1]

    81

  • 2]

    82

  • 3]

    83

  • 4]

    84

Solution
7
Discuss

P and Q together can do a job in 6 days. Q and R can finish the same job in \(\frac{{60}}{7}\) days. P started the work and worked for 3 days. Q and R continued for 6 days to finish the work. Then the difference of days in which R and P can complete the alone is P can complete the job alone is ?

 

  • 1] 10 days
  • 2] 8 days
  • 3] 12 days
  • 4] 15 days
Solution
8
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
9
Discuss

A does half as much work as B in one-sixth of the time. If together they take 10 days to complete a work. How much time shall B alone take to do it ?

  • 1] 30 days
  • 2] 40 days
  • 3] 50 days
  • 4] 70 days
Solution
10
Discuss

If 12 carpenters working 6 hours a day can make 460 chairs in 240 days, then number of chairs made by 18 carpenters in 360 days each working 8 hours a day ?

  • 1] 1320
  • 2] 1380
  • 3] 1260
  • 4] 920
Solution
# Quiz