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WTO sets and follows the rules for trading between the nations. The goal is to ensure that trade flows as smoothly, predictably and freely as possible.
Pipe T can empty a completely filled tank in 50 hours. Pipe R and T together can fill an empty tank completely in (z+5) hours. The efficiency of pipe R ...
Pipes A and B alone can fill a tank in 12 minutes and 18 minutes, respectively, while pipe C alone can empty the full tank in 36 minutes. If all the pip...
Pipes ‘A’ and ‘B’ can fill a tank in 6 hours and 9 hours, respectively. If pipe ‘C’ is opened along with pipes ‘A’ and ‘B’, then the...
Two inlet pipes M and N alone can fill a tank in 10 hours and 12 hours respectively and an outlet pipe P alone can empty the whole tank in 8 hours. Firs...
Pipe M and N can fill a tank together in 25 hours while pipe N alone can fill the tank in 30 hours. Find the time taken by pipe M to fill the tank if it...
Pipe ‘A’ can fill a 240-litre tank in 15 hours. If pipe ‘A’ is 25% more efficient than pipe ‘C’ whereas pipe ‘B’ is 50% more efficient t...
Pipe ‘A’ can fill a tank in 14 hours whereas pipe ‘B’ can empty it in 28 hours. If both pipes are opened together while pipe ‘B’ is closed a...
A printing machine ‘P’ and a printing machine ‘Q’ can print a set of documents in 14 hours and 21 hours, respectively. If both machines work tog...
If a tank can be filled by a tap in 12 hours, but due to an outlet, it actually takes 8 hours longer to fill the tank, find the duration in which the ou...
Tap ‘A’ and tap ‘B’ can fill a tank in 40 hours and 36 hours, respectively. If both taps are opened together, then find the time after which tap...
