Quiz Discussion

While working 7 hour a day, A alone can complete a piece of work in 6 days and B alone in 8 days. In what time would they complete it together, 8 hour a day?

Course Name: Quantitative Aptitude

  • 1] 3 days
  • 2] 4 days
  • 3] 2.1 days
  • 4] 3.6 days
Solution
No Solution Present Yet

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# Quiz
1
Discuss

A boy and a girl together fill a cistern with water. The boy pours 4 liters of water every 3 minutes and girl pours 3 litres every 4 minutes. How much time will it take to fill 100 litres of water in the cistern?

  • 1] 36 minute
  • 2] 42 minutes
  • 3] 48 minutes
  • 4] 44 minutes
Solution
2
Discuss

40 men can complete a piece of work in 18 days. Eight days after they started working together, 10 more men joined them. How many days will they now take to complete the remaining work ?

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

If two persons, with equal abilities, can do two jobs in two days then 100 persons with equal abilities can do 100 similar jobs in = ?

  • 1] 100 days
  • 2] 10 days
  • 3] 5 days
  • 4] 2 days
Solution
4
Discuss

Two pipes A and B can fill a cistern in 12 min and 16 min respectively. Both the pipes are opened together for a certain time but due to some obstruction, the flow of water was restricted to \(\frac{7}{8}\) of full flow in pipe A and \(\frac{5}{6}\) of full in pipe B. This obstruction is removed after some time and the tank are now filled in 3 min from that moment. How long was it before the full flow?

 

  • 1] 8 min
  • 2] 3 min
  • 3] 5.6 min
  • 4] 4.5 min
  • 5] None of these
Solution
5
Discuss

A group of men decided to do a job in 4 days. But since 20 men dropped out every day, the job completed at the end of the 7th day. How many men were there at the beginning?

  • 1] 240
  • 2] 140
  • 3] 280
  • 4] 150
  • 5] None of these
Solution
6
Discuss

A can do in one day three times the work done by B in one day. They together finish \(\frac{2}{5}\) of the work in 9 days. The number of days by which B can do the work alone is =?

 

  • 1] 90 days
  • 2] 120 days
  • 3] 100 days
  • 4] 30 days
Solution
7
Discuss

If 3 men or 9 boys can finish a piece of work in 21 days, in how many days can 5 men and 6 boys together do the same piece of work ?

  • 1] 8 days
  • 2] 12 days
  • 3] 14 days
  • 4] Cannot be determined
  • 5] None of these
Solution
8
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
9
Discuss

A man, a woman and a boy can do a piece of work in 6, 9 and 18 days respectively. How many boys must assist one man and one woman to do the work in 1 day ?

  • 1] 5
  • 2] 6
  • 3] 9
  • 4] 13
Solution
10
Discuss

A can do a piece of work in 14 days which B can do in 21 days. They begin together but 3 days before the completion of the work. A leaves off. The total number of days to complete the work is ?

  • 1]

    \({ \text{6}}\frac{3}{5}\)

  • 2]

    \({ \text{8}}\frac{1}{2}\)

  • 3]

    \({ \text{10}}\frac{1}{5}\)

  • 4]

    \({ \text{13}}\frac{1}{2}\)

Solution
# Quiz