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## GMAT Practice Question Set #26 (Question 76-78)

Data Sufficiency Question #76: Operating with Exponential Algebra
 Time 0 0 : 0 0 : 0 0
 x is an integer and x raised to any odd integer is greater than zero; is w - z greater than 5 times the quantity 7x-1 - 5x? (1) z < 25 and w = 7x (2) x = 4 (A) Statement 1 alone is sufficient but statement 2 alone is not sufficient to answer the question asked. (B) Statement 2 alone is sufficient but statement 1 alone is not sufficient to answer the question asked. (C) Both statements 1 and 2 together are sufficient to answer the question but neither statement is sufficient alone. (D) Each statement alone is sufficient to answer the question. (E) Statements 1 and 2 are not sufficient to answer the question asked and additional data is needed to answer the statements.
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