The question given below consists of a statement and/or a question and two statements numbered l and ll given below it. You have to decide whether the data provided in the statement(s) is sufficient to answer the question.
What is the quantity of the milk in 120 litres of a mixture of milk and water?
l. If 12 litres of water is added to the mixture, then the ratio of the quantity of milk to that of the water would be 8 : 3
ll. 20 litres of the solution is taken out and replaced with pure milk, then the ratio of the quantity of milk to that of water in the solution would be 5 : 1.
If the data in the statement l alone is sufficient to answer the question.
If the data in the statement ll alone is sufficient to answer the question.
If the data in statement l alone or statement ll alone is sufficient to answer the question.
If the data in both the statements together are not sufficient to answer the question.
If the data in both the statements l and ll together are necessary to answer the question.