GMAT Problem Solving (PS) | Re: A company assigns product codes consisting of...
Thanks Bunuel for not only referring to the solution but also sharing several similar problems for practice.Really appreciate it. +1 Sir!
View ArticleGMAT Data Sufficiency (DS) | Re: If x, y, and z are positive integers, where...
ziko wrote:enigma123 wrote:If x, y, and z are positive integers, where x > y and z = √x , are x and y consecutive perfect squares?(1) x + y = 8z +1 (2) x – y = 2z – 1 Excellent explanation by...
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GMAT Data Sufficiency (DS) | Re: What is the median of 15 integers?
For the first statement the set can also be {-1, 0, 1, 2, 3, 4, 5,6 , 9, 10, 11, 12, 13, 14, 15} -->median=6.[/quote] hmmm. So median can be other than 7, the only thing is both sets have to be...
View ArticleGMAT Problem Solving (PS) | John and Karen begin running at opposite ends of...
A Nice Question from VERITAS.OA and OE will be posted after few responses. Brief and Correct explanations will be rewarded with a Kudo. John and Karen begin running at opposite ends of a trail until...
View ArticleGMAT Data Sufficiency (DS) | Re: Is N divisible by 7?
Bumping for review and further discussion.
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GMAT Data Sufficiency (DS) | Re: Devil's Dozen!!!
Thanks Bunuel, my mistake I will memorize this formula for forever.Really a silly mistake done by me
View ArticleGMAT Data Sufficiency (DS) | Re: If k is a positive integer, is k a prime...
For Number is prime it is not divisible by numbers from 2 to square root of number. k/2 is a bonus, hence D.
View ArticleGMAT Data Sufficiency (DS) | Re: If p is a positive odd integer, what is the...
Nice one, second part is tricky and needs more focus.
View ArticleGMAT Quantitative Section | Re: Best GMAT Math Prep Books (Reviews &...
The main post needs to be updated with OG 13.Link: http://www.amazon.com/The-Official-Guid ... 1118109791
View ArticleGMAT Problem Solving (PS) | Re: The coordinates of points A and C are (0, -3)...
How would you find the coordinates algebraically? I've done problems where AB=3BC, so you can easily find the average of two points, then again average the midpoint and C to find the answer, but that...
View ArticleGMAT Club Tests | Re: DS: Curve (m09q03)
the given equation is an circle center (a,b) radius 4so the circle will intersect y axis if radius greater than the distance of center from y axis,i.e the x co-ordinate of the center 'a'hence b is...
View ArticleGMAT Problem Solving (PS) | Re: Some people form a joint account for one year...
Qoofi wrote:Some people form a joint account for one year with the condition that every month each member deposits an amount equal to the number of members in the account in that month. Also, the...
View ArticleGMAT Problem Solving (PS) | Re: The coordinates of points A and C are (0, -3)...
would use the same method what Narenn used, easy to remember for any question of this type.
View ArticleGMAT Problem Solving (PS) | Re: Audrey 4 hours to complete a certain job....
mridulparashar1 wrote:rrsnathan wrote:gary391 wrote:Audrey 4 hours to complete a certain job. Ferris can do the same job in 3hours. Audrey and Ferris decided to collaborate on the job, working at...
View ArticleGMAT Problem Solving (PS) | There is a 10% chance that it won't snow all...
There is a 10% chance that it won't snow all winter long. There is a 20% chance that schools will not be closed all winter long. What is the greatest possible probability that it will snow and schools...
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GMAT Problem Solving (PS) | Re: Some people form a joint account for one year...
Let x be the number of people in the beginning.Amount deposited for 6 months = 6*x*x = 6x^2Number of people for the next 3 months = x -x/4 = 3x/4Amount deposited for the next 3 months = 3 *...
View ArticleGMAT Problem Solving (PS) | Re: A certain list of 200 test scores has an average
<--SD---Mean--+SD-->To reduce SD, pick values which are as close to Mean, so 85 is the answer.I have a question to experts. If the question asks, whats the minimum value added so that we can have...
View ArticleGMAT Problem Solving (PS) | Re: a^4 + 1/ (a^4) = 119 and a > 1, then the...
Qoofi wrote:a^4 + 1/ (a^4)= 119 and a > 1, then the value of a^3 - 1/(a^3)is :A. 27B. 36C. 45D. 54E. 63 Please use the Math function to wrap the mathematical expressions.Given thata^4 + \frac{1}...
View ArticleGMAT Problem Solving (PS) | Re: ln the coordinate plane, line k passes...
Bunuel wrote:Bumping for review and further discussion*. Get a kudos point for an alternative solution!Y = mx + c wherem=slope andc = Y intercept We have that m = slope = 2 AND c = Y Intercept = 0 (We...
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