The question below is followed by two statements, I and II. Decide whether the data in the statements is sufficient to answer the question.
Question: What is the price of one notebook?
Statement I: Four notebooks and three pens together cost Rs 200.
Statement II: A notebook costs Rs 15 more than a pen, and four notebooks cost as much as seven pens.
Statement I alone is sufficient, but Statement II alone is not
Statement II alone is sufficient, but Statement I alone is not
Both statements together are sufficient, but neither alone is
Both statements together are not sufficient
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