Login / Signup

Question

Pipe ‘A’ can fill a tank in 30 hours while pipe ‘B’ can empty it in 40 hours. They were operated on alternate hours starting with pipe ‘A’. Find the percentage of tank filled this way in 60 hours.

A 47.5%

B 25%

C 37.5%

D 27.5%

Practice Next

More Pipes and cisterns Questions

Tap 'A' can fill a tank 'X' in 36 minutes while it takes 54 minutes when there is a leakage tank 'Y'. If tap 'B' is 33(1/3)% less efficient than tap 'A', t...
Pipe A alone fills a tank in 18 hours. Pipes A and B together fill it in 9 hours. Pipes B and C together fill it in 6 hours. Find the time taken by A, B an...
Pipe A and Pipe B can fill a tank in 10 hours and 12 hours respectively. Pipe C can empty the tank in ‘x’ hours. If all three pipes are opened together, th...
Pipes ‘X’ and ‘Y’ alone can fill a tank in 12 minutes and 18 minutes, respectively, while pipe ‘Z’ can empty the same tank in 36 minutes. If all three pipe...
Pipe 'X' takes 50 minutes to fill the tank by itself, while Pipe 'Y' can fill it in 30 minutes on its own. What is the time required for both pipes to fill...
In what time would a cistern be filled by three pipes whose diameter are 2cm, 2*2/3cm, 4cm running together, when the largest pipe alone fill the cistern i...
Pipe A can fill a tank in 12 hours. Pipe B can empty the same full tank in 18 hours. If both pipes are opened together when the tank is empty, in how many ...
A tank has three pipes, X, Y, and Z. X can fill the tank in 8 hours, Y can fill it in 12 hours, and Z can empty it in 6 hours. If X, Y, and Z are opened to...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 18 minutes and 20 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If all three pipes ...
If a tank can be filled by a tap in 14 hours, but due to an outlet, it actually takes 4 hours longer to fill the tank, find the duration in which the outle...

Relevant for Exams:

Hey! Ask a query

ask-question