Quiz Discussion

A is thrice good a workman as B and therefore is able to finish a job in 40 days less than B. Working together they can do it in:

Course Name: Quantitative Aptitude

  • 1] 15 days
  • 2] 16 days
  • 3] 18 days
  • 4] 20 days
Solution
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# Quiz
1
Discuss

A is twice as good a workman as B. If they work together, they can complete a job in 18 days. If A alone does the job, in how many days he will complete the job ?

  • 1] 27 days
  • 2] 36 days
  • 3] 40 days
  • 4] 54 days
Solution
2
Discuss

A and B work together to complete the rest of a job in 7 days. However,\(\frac{{37}}{{100}}\) the job was already done. Also, the work done by A in 5 days is equal to the work done by B in 4 days. How many days would be required by the fastest worker to complete the entire work?

 

  • 1] 20
  • 2] 25
  • 3] 30
  • 4] 10
Solution
3
Discuss

If p men working p hours per day for p days produce p units of work, then the units of work produced by n men working n hours a day for days is = ?

  • 1]

    \(\frac{{{{ \text{p}}^{ \text{2}}}}}{{{{ \text{n}}^{ \text{2}}}}}\)

  • 2]

    \(\frac{{{{ \text{p}}^{ \text{3}}}}}{{{{ \text{n}}^{ \text{2}}}}}\)

  • 3]

    \(\frac{{{{ \text{n}}^{ \text{2}}}}}{{{{ \text{p}}^{ \text{2}}}}}\)

  • 4]

    \(\frac{{{{ \text{n}}^{ \text{3}}}}}{{{{ \text{p}}^{ \text{2}}}}}\)

Solution
4
Discuss

A man is twice as fast as a women and a woman is twice as fast as a boy in doing a work. If all of them, a man , a woman and a boy can finish the work in 7 days, a boy will do it alone ?

  • 1] 49 days
  • 2] 7 days
  • 3] 6 days
  • 4] 42 days
Solution
5
Discuss

A and B together can complete a work in 3 days. They start together but after 2 days, B left the work. If the work is completed after two more days, B alone could do the work in

  • 1] 5 days
  • 2] 6 days
  • 3] 9 days
  • 4] 10 days
Solution
6
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
7
Discuss

If A and B together can complete a piece of work in 15 days and B alone in 20 days, in how many days can A alone complete the work?

  • 1] 60
  • 2] 45
  • 3] 40
  • 4] 30
Solution
8
Discuss

Working 5 hours a day, A can Complete a work in 8 days and working 6 hours a day, B can complete the same work in 10 days. Working 8 hours a day, they can jointly complete the work in:

  • 1] 3 days
  • 2] 4 days
  • 3] 4.5 days
  • 4] 5.4 days
Solution
9
Discuss

A and B can separately complete a piece of work in 20 days and 30 days respectively. They worked together for some time. Then B left the work. If A completed the rest of the work in 10 days, then B worked for

  • 1]

    6 days

  • 2]

    8 days

  • 3]

    12 days

  • 4]

    16 days

Solution
10
Discuss

A can complete a piece of work in 36 days, B in 54 days and C in 72 days. All the three began the work the work together but A left 8 days before the completion of the work and B 12 days before the completion of work. Only C worked up to the end. In how many days was the work completed?

  • 1] 24 days
  • 2] 25 days
  • 3] 27 days
  • 4] 30 days
Solution
# Quiz