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GMAT Problem Solving (PS) | Re: Polygon + Number properties

Bunuel wrote:maheshsrini wrote:Can somebody please explain the question and the answer. I am not clear with the question.BDSunDevil wrote:for a regular polygon of p sides .The number of values of p=...

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GMAT Quantitative Section | Re: 24 Very Imp++....Questions........

prateekbhatt wrote:yes kindly mention the source of these questionsIts from different sources.....

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GMAT Data Sufficiency (DS) | Re: For non-zero integers a, b, c and d, is...

From statement 1, we know thatad+bc=0=> ad=-bc=> -\frac{a}{b}=\frac{c}{d}=> -\frac{a*b}{b*b}=\frac{c*d}{d*d}=> -\frac{ab}{b^2}=\frac{cd}{d^2} =>\frac{ab}{cd}=-\frac{b^2}{d^2} Thus from...

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GMAT Problem Solving (PS) | A firm's annual revenue grows twice as fast as...

This topic have been merged with: http://gmatclub.com/forum/topic-149925.html

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GMAT Data Sufficiency (DS) | Re: If a, b, and c are positive integers, what...

Would it make sense to pick numbers?c=3a = c^3 = 27b=(c-2)^3 = 1 (I know 1 is a bit problematic sometimes..)a-b = 27-1 = 2626/6 = 4 * 6 + 2same goes for c = 4 ...

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GMAT Club Tests | Re: M18 Q14 needs clarification

gilda wrote:From GMAT point of view is zero even or neither even nor odd? Zero is an even integer. (Zero is neither positive nor negative).An even number is aninteger that is "evenly divisible" by 2,...

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GMAT Data Sufficiency (DS) | Re: How many people are directors of both...

rakshaki wrote:On applying the 2X2 matrix method, I guess we should assume or mark neither K nor M column as 0 to get C?We don't need to assume that, it follows from the statements.

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GMAT Data Sufficiency (DS) | A certain salesman's yearly income is determined...

This topic have been merged with: http://gmatclub.com/forum/topic-126533.html

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GMAT Problem Solving (PS) | Re: A firm's annual revenue grows twice as fast...

jaituteja wrote:SravnaTestPrep wrote: 1. Let the revenues and costs in 2007 be r1 and c1 respectively. We have r1-c1=-10002. Let revenues in 2008 be r2 and c2 respectively. We have r2-c2=03. Let...

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GMAT Problem Solving (PS) | Re: On average, activated yeast cells divide once...

Stiv wrote:On average, activated yeast cells divide once every 120 minutes; that is, each individual cell divides into two individual cells over that time span. Given that a certain yeast colony...

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GMAT Problem Solving (PS) | Re: There are 35 distinct numbers in set M, there...

Solution attached:At least means Only M + Only N + BothHence 23+12+16=51Attachments solution.JPG [ 14.87 KiB | Viewed 46 times ]

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GMAT Problem Solving (PS) | Re: Given a bag with 2 black balls and 3 white balls

Asifpirlo wrote:Splendidgirl666 wrote:Given a bag with 2 black balls and 3 white balls, you randomly select one of them, in order. If the second ball you take is white, what is the probability that...

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GMAT Problem Solving (PS) | Re: It takes 6 technicians a total of 10 hours to...

Hussain15 wrote:It takes 6 technicians a total of 10 hours to build and program a new server from Direct Computer, with each working at the same rate. If six technicians start to build the server at...

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GMAT Problem Solving (PS) | Re: In 1937, the ship of the great sailor SINBAD...

jaituteja wrote:Hi, Got the point..!!!Thanks,JaiKUDOS if it helped..!!! thanks and welcome again..

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GMAT Problem Solving (PS) | Re: Set theory-Need help in solving this

Bunuel wrote:mitmat wrote:Can someone help me how to solve this question...thanks in advance...In a consumer survey, 85% of those surveyed liked at least one of three products: 1, 2, and 3. 50% of...

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GMAT Problem Solving (PS) | Re: NEW!!! Tough and tricky exponents and roots...

Thanks Bunuel...

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GMAT Data Sufficiency (DS) | Re: Trains A and B travel at the same constant...

thanks blueseas !

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GMAT Data Sufficiency (DS) | Re: Devil's Dozen!!!

9) Is the OA - D?given 3 distinct +ve integersso let 0<A<B<CAlso given ABC = C^2....i.e. AB= C -- Equation 1Case 1) (A+B+C)/3= 34/3A + B + C = 34From Eq 1A + B + AB = 34A + 1 + B(1+A) =...

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GMAT Problem Solving (PS) | Re: A polling company found that, of 300...

megafan wrote:A polling company found that, of 300 households surveyed, 120 spent at least $100 per month on both gasoline and electricity, 60 spent at least $100 per month on gasoline but not on...

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GMAT Problem Solving (PS) | Re: In Greensboro County, 75 people own a...

shahlanuk wrote:In Greensboro County, 75 people own a television and 35 people own a radio. The number of people who own both a television and a radio plus the number of people who own neither is half...

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