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There are two statements following one of the questions below. Analyze and decide whether the questions can be answered with the given statements.Question: Is X an integer number?Statement I: 2X + 3 = 7Statement II: 3X + 4Y - 11 = 01. Statements I and II are required simultaneously2. Statements I and II together are not sufficient3. Statement II alone is sufficient4. Statement I alone is sufficient |
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Answer» Correct Answer - Option 4 : Statement I alone is sufficient Statement I: 2X + 3 = 7 2X = 7 - 3 2X = 4 X = 4 / 2 X = 2 The the value of X is known. So, statement 1 alone is sufficient to answer the question. Statement II: 3X + 4Y - 11 = 0 Here the value of X and Y are not found. So, statement 2 alone is not sufficient. Thus X = 2, X is an integer number. Hence, the correct answer is "Statement I alone is sufficient". |
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