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This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License. math exams: GRE Practice Questions -2

Monday, July 11, 2011

GRE Practice Questions -2

  1. $4x+3=-1$, then $x-1=$

    1. $2$
    2. $1$
    3. $0$
    4. $-1$
    5. $-2$

  2. $\frac{7}{\frac{1}{6}+1}$

    1. $-6$
    2. $7 $
    3. $\frac{1}{6} $
    4. $\frac{1}{6} $
    5. $6 $

  3. $32^{17}=2^{3a+4}$, then $a=$

    1. $3$
    2. $ 9$
    3. $ 27$
    4. $ 81$
    5. $ 243$

  4. $a=5b$, $b^{2}=3c$ and $5c=d$, then $\frac{a^{2}}{d}=$

    1. $15$
    2. $\frac{3}{5}$
    3. $\frac{15}{3}$
    4. $9$
    5. $\frac{1}{5}$

  5. $(x-3)(x+2)=(x+4)(x-5)$

    1. $7$
    2. $14$
    3. $-7$
    4. $3$
    5. There is no solution

  6. $\frac{1}{2}$ of $0.02$ percent equals

    1. $1$
    2. $0.1$
    3. $0.01$
    4. $0.001$
    5. $0.0001$

  7. If the average of $2x$, $3x$ and $5x$ is 3, then $x=$

    1. $\frac{10}{9}$
    2. $9$
    3. $10$
    4. $\frac{9}{10}$
    5. $-\frac{9}{10}$

  8. $-2^{5}-(1-x^{2})^{2}$

    1. $-x^{4}+2x^{2}+31$
    2. $-x^{4}+2x^{2}-31$
    3. $-x^{4}+2x^{2}+33$
    4. $-x^{4}-2x^{2}+33$
    5. $-x^{4}+2x^{2}-33$

  9. A truckmaker sells six models of cars, and each model comes with 7 options.
    How many different types of trucks does the truckmaker sell?

    1. $20$
    2. $ 25$
    3. $ 32$
    4. $42 $
    5. $52 $

  10. If $a$, $b$, and $c$ are consecutive integers and $a < b < c$, which of the following must be true?


    1. $b^{3}$ is a prime number

    2. $\frac{a+c}{2}=b$

    3. $\frac{c-a}{2}=1$ is odd

    4. $\frac{ab}{3}$

    5. $c-a=b$

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