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If Charlie decides to cut the salary per employee at his
If Charlie decides to cut the salary per employee at his company by 20%, five more employees can be hired for 100,000$ than can be hired at original salary. How many individuals can be hired by Charlie...
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Quant Guidance
I am looking forward to start my GMAT journey.I am planning to start with self preparation for exam with Quantitative section. I don't have much study material for the Quant, so I am planning to buy...
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Awesome solution to handle timing issue in GMAT
Hi friends!!! I know that timing is a very big issue in GMAT. So in order to help everyone, i am attaching 2 very helpful stopwatch/countdown applications. These files can be very easily installed and...
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Given that xy > 0, which of the following must also be
Given that xy > 0, which of the following must also be greater than zero? (A) x + y (B) x^2 + y (C) (x + y)^2 (D) x^2 - y^2 + 100 (E) (x - y)^2 For a discussion of plugging in numbers, as well as a...
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If x is an integer and |1-x|
This topic have been merged with: http://gmatclub.com/forum/topic-138328.html
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On three consecutive flips of a coin, what is the probabilit
On three consecutive flips of a coin, what is the probability that all three produce the same result? (A) 1/16 (B) 1/8 (C) 1/4 (D) 3/8 (E) 1/2[Reveal] Spoiler: I came up with (1/2)*(1/2)*(1/2) =1/8...
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Question bank and formulas- sheet
Hi everyone... I am attaching a file with beautiful questions and beautiful answers for everyone. Also i have attached a list of formulas, which is very useful for quick reference Enjoy!!!!and Yes,...
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DS: What do you write down while solving?
I was just wondering what process other people use while solving DS problems. I've found that about 95% of the time all I end up writing down is AD BCE and cross off letters using the process described...
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Given X not equal to -1 Is 1/1+x > 1-x + x^2
Given X not equal to -1 Is \frac{1}{1+x} > 1-x + x^2 (1) x < 0 (2) x > -1 Any alternative approach?
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Really diffucult quant question collection
A number of really difficult quant question are attached here.....Please give kudos before downloading...
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If p and q are two different odd prime numbers, such that
If p and q are two different odd prime numbers, such that p < q, then which of the following must be true? (A) (2p + q) is a prime number (B) p + q is divisible by 4 (C) q - p is divisible by 4 (D)...
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If f(x) = x^3 + 1, and g(x) = 2x, for what value of x does
If f(x) = x^3 + 1, and g(x) = 2x, for what value of x does f(g(x)) = g(f(x))? f(2x)=g(x^3+1) I'm stuck at this point. Please help!
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m and n are both integers, and m#n, does n = 0?
m and n are both integers, and m#n, does n = 0? (1) m = 7 (2) mn = n^2 ---------------------------[Reveal] Spoiler: Got this question from a Kaplan advanced quant library. I don't understand why...
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Set Q consists of n integers, of which the standard
Set Q consists of n integers, of which the standard deviation is D and the average (arithmetic mean) is M. If integer N is added to set Q, the standard deviation of the new set is less than D. Which of...
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Listed below are the mean temperatures measured in the Tokha
Listed below are the mean temperatures measured in the Tokharian desert in a certain month. What is the median temperature in that particular month? Mean Temp (C°) No. of days 29...
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What to Memorize in GMAT Quant for the GMAT
What to Memorize in GMAT Quant for the GMAT There are a few things you can memorize for GMAT Quant that will help you answer questions faster, minimize mistakes, and fill in any gaps and holes. This...
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If a car traveled from Townsend to Smallville at an average
If a car travelled from Townsend to Smallville at an average speed of 40 mph and then returned to Townsend along the same route later that evening, what was the average speed for the entire trip? (1)...
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For which of the following functions does f(x)=f(2-x)?
For which of the following functions does f(x)=f(2-x)? A. f(x)=x+2 B. (fx)=2x-x^2 C. f(x)=2-x D. f(x)=(2-x)^2 E. f(x)=x^2 Answer choice C seems to work out if we plug in 1 for x. Did I do something...
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In the triangle above, DC is parallel to AB. What is the len
Attachment:Triangle.jpgIn the triangle above, DC is parallel to AB. What is the length of DC? (1) AB = 14 (2) EC = CB Please, confirm whether my solution is correct. If we consider both statements, we...
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If n, p, q, and r are consecutive integers, what is their su
If n, p, q, and r are consecutive integers, what is their sum? A Odd B Even C Cannot be determined The official answer is B. What about -3, -2, -1, 0? The sum of these integers is -7 (odd). The...
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