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You are here: Home / Archives for GRE Practice Questions

Sum of consecutive integers: GRE Quantitative Comparison Question#8

January 13, 2012 Leave a Comment

 
This GRE quantitative comparison question tests your understanding of sum of consecutive integers.

$\begin{array}{c c c c c}
& \underline{\textrm{Quantity A}} & & & & \underline{\textrm{Quantity B}} \\
& & & & \\
& \textrm{Sum of 100 consecutive integers} & & & & \textrm{Sum of 101 consecutive integers} \\
& \textrm{beginning with 101.} & & & & \textrm{beginning with 100.} \\
\end{array}$

  1. $\quad \textrm{Quantity A is greater.}$
  2. $\quad \textrm{Quantity B is greater.}$
  3. $\quad \textrm{The two quantities are equal.}$
  4. $\quad \textrm{The relationship cannot be determined from the information given.}$

Choice B

 

Filed Under: GRE Practice Questions

Circles: GRE Math Practice Question#7

December 20, 2011 Leave a Comment

 
If the radius of a circle is increased by $1$ unit, the ratio of the new circumference to the new diameter is:

  1. $\quad \pi +2$
  2. $\quad \dfrac{2\pi+1}{2}$
  3. $\quad \pi$
  4. $\quad \dfrac{2\pi-1}{2}$
  5. $\quad \pi-2$

Choice C

 

Filed Under: GRE Practice Questions

Equation of straight lines: GRE Math Practice Question#5

November 25, 2011 Leave a Comment

 
In the $xy$-plane line $l$ has a slope of $m$ and a $y$-intercept of $b$, what is the $x$-intercept of the line $l$ in terms of $m$ and $b$?

  1. $\quad -\dfrac{b}{m}$
  2. $\quad -\dfrac{m}{b}$
  3. $\quad \dfrac{1}{bm}$
  4. $\quad \dfrac{b}{m}$
  5. $\quad \dfrac{m}{b}$

Choice A

 

Filed Under: GRE Practice Questions

Mixtures and solutions: GRE Math Practice Question#4

November 14, 2011 Leave a Comment

 
How many liters of a $12$ percent alcohol solution must be added to $6$ liters of a $24$ percent alcohol solution to obtain a solution that is $15$ percent alcohol?

  1. $\quad 9$
  2. $\quad 15$
  3. $\quad 18$
  4. $\quad 20$
  5. $\quad 24$

Choice C

 

Filed Under: GRE Practice Questions

Percent increase: GRE Math Practice Question#3

November 3, 2011 Leave a Comment

 
The price of an item in year 2000 was $p$ dollars. Each year after that the price was $10$ percent greater than the price for the previous year. What was the total percent increase in the price of the item from year 2000 to the year 2003?

  1. $\quad 30\%$
  2. $\quad 31.3\%$
  3. $\quad 32\%$
  4. $\quad 33.1\%$
  5. $\quad 36.3\%$

Choice D

 

Filed Under: GRE Practice Questions

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