Quiz Discussion

A is thrice as good a workman as B and so takes 60 days less than B for doing a job. The time in which they can do the job together is = ?

Course Name: Quantitative Aptitude

  • 1]

    \(22\frac{1}{2}{ \text{days}}\)

  • 2]

    30 days

  • 3]

    45 days

  • 4]

    60 days

Solution
No Solution Present Yet

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# Quiz
1
Discuss

Two pipes, P and Q can fill a cistern in 12 and 15 minutes respectively. Both are opened together, but at the end of 3 minutes, P is turned off. In how many more minutes will Q fill the cistern?

  • 1]

    7 minutes

  • 2]

    \(7\frac{1}{2}\) minutes

  • 3]

    8 minutes

  • 4]

    \(8\frac{1}{4}\) minutes

Solution
2
Discuss

Two men and women are entrusted with a task. The second man needs three hours more to cope up with the job than the second man and the woman would need working together. The first man, working alone, would need as much time as second man and the woman working together. The first man working alone, would spend eight hours less than the double period of the time second man would spend working alone. How much time would the two men and the women need to complete the task if they all asked together?

  • 1] 1 hour
  • 2] 2 hours
  • 3] 3 hours
  • 4] 4 hours
  • 5] 5 hours
Solution
3
Discuss

45 men can complete a piece of work in 16 days. Four days they started working , 36 more men joined them. How many days will they take to complete the remaining work ?

  • 1]

    6 days

  • 2]

    8 days

  • 3]

    \({ \text{6}}\frac{2}{3}{ \text{ days}}\)

  • 4]

    \({ \text{7}}\frac{3}{4}{ \text{ days}}\)

Solution
4
Discuss

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

  • 1] 12 days
  • 2] 15 days
  • 3] 16 days
  • 4] 18 days
Solution
5
Discuss

Three friends Anne, Bob and Chris work together to do a certain job. Time it takes them to do the work together to do a certain job. The it takes them to do the work together is 6 hours less than Anne would have take alone, 1 hour less than Bob would have taken alone and half the time Chris would have taken working alone text. How long did it take them to complete the job, working together ?

  • 1] 20 minutes
  • 2] 30 minutes
  • 3] 40 minutes
  • 4] 50 minutes
Solution
6
Discuss

If A and B together can complete a work in 18 days, A and C together in 12 days, and B and C together in 9 days, then B alone can do the work in:

  • 1] 18 days
  • 2] 24 days
  • 3] 30 days
  • 4] 40 days
Solution
7
Discuss

A can do a work in 15 days and B in 20 days. If they together work on it for 4 days, what fraction of the work will be left ? 

  • 1]

    1/13

  • 2]

    6/11

  • 3]

    9/17

  • 4]

    8/15

Solution
8
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
9
Discuss

A does 20% less work than B. If A can complete a piece of work in \({ \text{7}}\frac{1}{2}\) hours, then B can do it in?

 

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

25 men with 10 boys can do in 6 days as much work as 21 men with 30 boys can do in days. How many boys must help 40 men to do the same work in 4 days ?

  • 1] 5
  • 2] 10
  • 3] 20
  • 4] 40
Solution
# Quiz