# Quiz Discussion

Three pipes A,B and C attached to a cistern. A can fill it in 10 min, B in 15 min, C is a waste pipe for emptying it. After opening both the pipes A and B, a man leaves the cistern and returns when the cistern should have been just full. Finding, however, that the waste pipe had left open, he closes it and the cistern now gets filled in 2 min. In how much time the pipe C, if opened alone, empty the full cistern?

Course Name: Quantitative Aptitude

• 1] 12 min
• 2] 16 min
• 3] 18 min
• 4] 15 min
• 5] None of these
##### 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

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
3
Discuss

The time taken by 4 men to complete a job is double the time taken by 5 children to complete the same job. Each man is twice as fast as a woman. How long will 12 men, 10 children and 8 women take to complete a job, given that a child would finish the job in 20 days ?

• 1] 4 days
• 2] 2 days
• 3] 1 day
• 4] 10 days
##### Solution
4
Discuss

A can finish a work in 24 days, B in 9 days and C in 12 days. B and C start the work but are forced to leave after 3 days. The remaining work was done by A in:

• 1]

5 days

• 2]

6 days

• 3]

10 days

• 4]

10* 1/2 days

##### Solution
5
Discuss

A work could be completed in 100 days by some workers. However, due to the absence of 10 workers, it was completed in 110 days. The original number of workers was ?

• 1] 100
• 2] 110
• 3] 55
• 4] 50
##### Solution
6
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
7
Discuss

A can do a piece of work in 70 days and B is 40% more efficient then A. Then the number of days taken by B to do the same work is = ?

• 1] 40 dayd
• 2] 60 days
• 3] 50 days
• 4] 45 days
##### Solution
8
Discuss

Shashi can do piece of work in 20 days. Tanya is 25% more efficient than Sashi. The number of days taken by Tanya to do the same piece of work is = ?

• 1] 15
• 2] 25
• 3] 18
• 4] 16
##### Solution
9
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
10
Discuss

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in = ?

• 1] 8 days
• 2] 6 days
• 3] 8 days
• 4] 12 days
# Quiz