Two pipes, when working one at a time can fill a cistern in 2 hrs and 3 hrs, respectively while a third pipe can drain the cistern empty in 6 hrs. All the three pipes were opened together when the cistern was 1/6 full. How long will it take for the cistern to be completely full?
A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.
In a certain code language, “Mayank is happy” is written as “ku tap pi”, “happy are make” is written as “tap le fu” and “make is happy” is written as “fu pi tap”. What is the code for “happy” in that code language?