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Find the difference between the incomes of D and E. (I) The difference between the expense of D in November and the saving of E in April is Rs. 3200. (II) The difference between the saving of D in April and the expense of E in November is Rs. 8000.

1. Statement (I) alone is sufficient to answer the question but statement (II) alone is not sufficient to answer the question.
2. Statement (II) alone is sufficient to answer the question but statement (I) alone is not sufficient to answer the question.
3. Both the statements taken together are necessary to answer the question, but neither of the statements alone is sufficient to answer the question.
4. Either statement (I) or statement (II) by itself is sufficient to answer the question.
5. Statements (I) and (II) taken together are not sufficient to answer the question.

Correct answer: Statements (I) and (II) taken together are not sufficient to answer the question.

Solution

Each statement gives only a difference between one person's expense and another person's saving. Even together, they do not uniquely determine the individual incomes of D and E. Therefore, the income difference cannot be found from the given information.

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