Study the following graph and answer the given questions.
The graph shows the time(in minutes) takes by the pipe (A,B), (C, D), (E, F), (G, H) and (P, Q) to fill a tank.
Two pipes P and Q are inlet pipes. If they are are opened an alternate minutes and if pipe P is opened first, then in how many minutes will take be full ?
Answer & explanation
Correct answer: option 2
A detailed explanation for this question is coming soon.