Quiz Discussion

A cistern can be filled by two pipes in 20 and 30 minutes respectively. Both pipes being opened, when the first pipe must be turned off so that the cistern may be filled in 10 minutes more.

Course Name: Quantitative Aptitude

  • 1] After 10 minutes
  • 2] After 12 minutes
  • 3] After 20 minutes
  • 4] After 8 minutes
Solution
No Solution Present Yet

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# Quiz
1
Discuss

A can build up a wall in 8 days while B can break it in 3 days. A has worked for 4 days and then B joined to work with A for another 2 days only. In how many days will A alone build up the remaining part of the wall ?

  • 1]

    \({ \text{6}}\frac{1}{3}{ \text{ days}}\)

  • 2]

    7 days

  • 3]

    \({ \text{7}}\frac{1}{3}{ \text{ days}}\)

  • 4]

    \({ \text{13}}\frac{1}{3}{ \text{ days}}\)

Solution
2
Discuss

If 4 men or 6 women can do a piece of work in 12 days working 7 hours a day, how many days will it take to complete a work twice as large with 10 men and 3 women working together 8 hours a day ?

  • 1] 6 days
  • 2] 7 days
  • 3] 8 days
  • 4] 10 days
Solution
3
Discuss

 

A and B together can complete a task in 20 days. B and C together can complete the same task in 30 days. A and C together can complete the same task in 40 days. What is the respective ratio of the number of days taken by A when completing the same task alone to the number of days taken by C when completing the same task alone?

  • 1]

    2:5

  • 2]

    2:7

  • 3]

    3:7

  • 4]

    1:5

Solution
4
Discuss

A and B together can do a job in 2 days; B and C can do it in 4 days; A and C in \({ \text{2}}\frac{2}{5}\) days. The number of days required for A to do the job alone is = ?

 

  • 1] 1
  • 2] 3
  • 3] 6
  • 4] 12
Solution
5
Discuss

A road of 5 m length will be constructed in 100 days. So, 280 workers were employed. But after 80 days it was found that only \({ \text{3}}\frac{1}{2}\) km road was completed. Now, how many more people were needed to finish the work in the specified time?

 

  • 1] 480
  • 2] 80
  • 3] 200
  • 4] 100
Solution
6
Discuss

A, B and C can complete a work in 10, 12 and 15 days respectively. They started the work together. But A left the work 5 days before its completion. B also left the work 2 days after A left. In how many days was the work completed ?

  • 1] 4
  • 2] 5
  • 3] 7
  • 4] 8
Solution
7
Discuss

To complete a piece of work A and B take 8 days, B and C 12 days. A, B and C take 6 days. A and C will take :

  • 1] 7 Days
  • 2] 7.5 Days
  • 3] 8 Days
  • 4] 8.5 Days
Solution
8
Discuss

Dinesh and Rakesh are working on an Assignment, Dinesh takes 6 hours to type 32 pages on a computer, while Rakesh takes 5 hours to type 40 pages. How much time will they take working together on two different computers to type an assignment of 110 page ?

  • 1] 7 hours, 30 minutes
  • 2] 8 hours
  • 3] 8 hours, 15 minutes
  • 4] 8 hours, 25 minutes
Solution
9
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
10
Discuss

If 10 men or 20 boys can make 260 mats in 20 days, then how many mats will be made by 8 men and 4 boys in 20 days?

  • 1] 260
  • 2] 240
  • 3] 280
  • 4] 520
Solution
# Quiz