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This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License. math exams: GRE Practice Questions - 9 & Answer Key

Monday, August 1, 2011

GRE Practice Questions - 9 & Answer Key

  1. Solve $15x-32=18-10x$

    1. $-14$
    2. $10$
    3. $14$
    4. $2$
    5. $50$

  2. Solve $\frac{x}{8}=\frac{x-2}{4}$

    1. $12$
    2. $4$
    3. $6$
    4. $-\frac{1}{2}$
    5. $-6$

  3. Which of the following are the factors of $t^{2}+8t+16$

    1. $(t-4)(t-4)$
    2. $(t-8)(t-2)$
    3. $(t+8)(t+2)$
    4. $(t+1)(t+16)$
    5. $(t+4)(t+4)$

  4. Solve for a in term of b, if $6a+12b=24$

    1. $24-12b$
    2. $2-\frac{1}{2}b$
    3. $4-2b$
    4. $24-18b$
    5. $2b-4$

  5. If $ax+2b=5c-dx$, what does x equal in terms of a, b, c, and d?

    1. $5c-d-2b-a$
    2. $a-d$
    3. $(5c-2b)(a-d)$
    4. $\frac{5c-d-2b}{a}$
    5. $\frac{5c-2b}{a-d}$

  6. If $(z-9)(z+3)=0$, what are the two possible values of z?

    1. $z=-9$ abd $z=3$
    2. $z=9$ abd $z=0$
    3. $z=0$ abd $z=-3$
    4. $z=9$ abd $z=-3$
    5. $z=-12$ abd $z=12$

  7. If $z^{2}-6z=16$, which of the following could be a value of $z^{2}+6z$?

    1. $-8$
    2. $112$
    3. $110$
    4. $18$
    5. $108$

  8. If $3\sqrt{ a}-10=2$, what is the value of a?

    1. $16$
    2. $4$
    3. $32$
    4. $64$
    5. $12$

  9. Given $\frac{(x+6)(x^{2}-2x-3)}{x^{2}+3x-18}=10$, find the value of x.

    1. $18$
    2. $4$
    3. $12$
    4. $9$
    5. $12$

  10. Solve the equation $\frac{5x}{8}-\frac{3x}{5}=2$.

    1. $40$
    2. $80$
    3. $160$
    4. $-80$
    5. $20$

    Answer Key
    1 D
    2 B
    3 E
    4 C
    5 E
    6 D
    7 B
    8 A
    9 D
    10 B

1 comment:

  1. I totally support GRE/GMAT based exams when a student is going to enter into programs of such a higher academic level.

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    ReplyDelete