Directions: The following question is accompanied by two statements (I) and (II). You have to determine which statements(s) is/are sufficient/necessary to answer the questions.
If all the inlet and outlet pipes are opened simultaneously, then find the time taken by the tank to be filled completely.
Statement I. If the water tank has a capacity of 5000 liters.
Statement II. If the water tank has one inlet pipe that can fill the tank in 8 hours and two outlet pipes that can drain it in 16 and 24 hours.
1
The statement I alone is sufficient to answer the question, but the statement II alone is not sufficient.
2
The statement II alone is sufficient to answer the question, but the statement I alone is not sufficient.
3
Both statements I and II together are needed to answer the question.
4
Neither statement I nor statement II is sufficient to answer the question.