This practice test includes GRE quantitative comparison questions, which are part of the GRE quantitative section.
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If a and b are positive, is 1/(1/a+1/b) less than ab?
(1) a=2b (2) a+b > 1
A. Statement 1 alone is sufficient but statement 2 alone is not sufficient to answer the question asked.
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.
If 5a = 9b = 15c, what is the value of a + b + c ?
(1) 3c – a = 5c – 3b (2) 6cb = 10a
B. Statement 2 alone is sufficient but statement 1 alone is not sufficient to answer the question asked.
In triangle ABC angle A is the greatest angle. D is the foot of the perpendicular dropped on to BC from A. Is triangle ABC right-angled? (1) = BD x DC. (2) AD/DC < BD/AD.
Is ?
(1) x > y + 5 (2)
In a company of 140 employees, there are three departments, A, B and C. The average number of safety errors committed by each employee in department A in 2005 was 10, and the average number of safety errors committed by each employee in department B was 12.25. Was the average number of safety errors committed by each employee in the company greater than 11?
(1) The 45 employees in department C each committed an average of 13 safety errors in 2005. (2) There are 44 employees in department B.
Is integer x, positive ?
(1) (2)
Is the five digit number ABCDE divisible by 13?
(1) The number CD is divisible by 13. (2)10A + B + 4C + 3D – E is divisible by 13.
E. Statements 1 and 2 are not sufficient to answer the question asked and additional data is needed to answer the statements
If n>1, is n=2?
(1) n has only two positive factors. (2) The difference between any two positive factors is odd.
The roots of a quadratic equation are integers and a+b+c>0 and a>0. Are both the roots of the equation positive?
(1) Sum of the roots is positive. (2) Product of the roots is positive.
If x and y are positive integers , is is divisible by 15 ?
(1) x is a multiple of 25 and y is a multiple of 20 (2)
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