GMAT Problem Solving (PS) | A fair dice is thrown 4 times; what is the...
vitaliyGMAT wrote:AR15J wrote:A fair dice is thrown 4 times; what is the probability that two times the outcome is divisible by 5 and two times the outcome is a factor of 6.1) 1/122) 1/243) 3/84)...
View ArticleGMAT Club Tests | Re: M27-16
Hi Bunuel I got the answer alright... but what level question would this be... thanksSent from my GT-I9060I using GMAT Club Forum mobile app
View ArticleGMAT Problem Solving (PS) | Re: Alice and Bruce each bought a refrigerator,...
Bunuel wrote:Alice and Bruce each bought a refrigerator, and the sum of their purchases was $900. If twice of what Alice paid was $75 more than what Bruce paid, what did Alice pay for her...
View ArticleGMAT Problem Solving (PS) | Re: A school teacher wants to divide the whole...
Nitish7 wrote:chetan2uHi Chetan2u,We are referring the groups identical because the no. of students are same? YES NITISH..since the groups have same number and there is no other difference, these...
View ArticleGMAT Problem Solving (PS) | Re: In the figure above, the radius of circle...
hogann wrote:You could use Pythagorean Theorum Here to solve AB.AC = Diameter or Rx2 = 2BC = 1\(x^2+1^2=2^2\)\(x^2=3\)\(x=sqrt3\)Now we have \((b*h)/2 = (sqrt3*1)/2\)B!lol I didn't recognise that AB is...
View ArticleGMAT Data Sufficiency (DS) | Re: If d is a positive integer is d^1/2 an intger
Hello from the GMAT Club BumpBot!Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think...
View ArticleGMAT Data Sufficiency (DS) | At RW Press, the advertising rate, a, is...
At RW Press, the advertising rate, a, is inversely proportional to the productivity measure, b, which, in turn, is inversely proportional to the labor cost, c. Is the labor cost at least 200 when the...
View ArticleGMAT Problem Solving (PS) | Re: Six students are equally divided into 3...
arjtryarjtry wrote:Six students are equally divided into 3 groups, then, the three groups were assigned to three different topics. How many different arrangements are possible? (A) 30 (B) 60 (C) 90 (D)...
View ArticleGMAT Problem Solving (PS) | Re: In the circle above with center C, diameter...
DSent from my XT1562 using GMAT Club Forum mobile app
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GMAT Problem Solving (PS) | Re: Two water pumps, working simultaneously at...
fast pump takes x hourSlow pump takes 1.5x hour1/x + 1/1.5x = 1/41/x = 1/4 - 1/1.5x1/x = (1.5x - 4)/6x6x = 1.5x^2 - 4x10x = 1.5x^210 = 1.5xx = 10/1.5 --> stop here during practice exam because it...
View ArticleGMAT Club Tests | Re: M20-04
Given A-C+B =Even and D+B-A=OddSubtract 1) and 2)2A-C-D=Even-odd=Odd=> 2A=Odd- (C+D)Left side of the equation is even hence C+D has to be Odd.
View ArticleGMAT Problem Solving (PS) | Canister C is 1/2 full of water and canister D,...
Bunuel wrote:avohden wrote:Canister C is 1/2 full of water and canister D, which has twice the capacity of canister C, is 1/3 full of water. If the water in canister D is poured in canister C until...
View ArticleGMAT Problem Solving (PS) | Re: Working alone, printers X, Y, and Z can do a...
prude_sb wrote:Working alone, printers X, Y, and Z can do a certain printing job, consisting of a large number of pages, in 12, 15, and 18 hours, respectively. What is the ratio of the time it takes...
View ArticleGMAT Data Sufficiency (DS) | Re: What is the radius of the circle above with...
Hello from the GMAT Club BumpBot!Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think...
View ArticleGMAT Quantitative Section | Re: 3^3^3^3^x^3 - Simplifying exponents
bionication wrote:What are the rules regarding higher order exponents? In principle, it appears that if we have a variable as an exponent of an exponent, we can bring it down and multiply it (e.g....
View ArticleGMAT Data Sufficiency (DS) | If xy < 3, is x < 1?
If xy < 3, is x < 1?(1) y > 3Let y = 4.......4x <3.......x <3/4< 1....YesLet y = 100...100x <3....x <0.03 <1...YesAlways YesSufficient (2) x < 3Let x =1/3........1/3 y...
View ArticleGMAT Data Sufficiency (DS) | Re: What is the value of x? (1) X^2 – x^2 = 0...
ankursethi297 wrote:Also, nowhere it is written that x is a real number.All numbers that appear on the GMAT are real numbers.
View ArticleGMAT Club Tests | Re: M11-05
kanikas1 wrote:I think this is a poor-quality question and the explanation isn't clear enough, please elaborate. hi,In a rhombus diagonals bisect each other at 90 degree. in statement one we are told...
View ArticleGMAT Club Tests | Re: M20-30
omtraders wrote:Hi,Say x = -1/2 and y = -1/3 then this solution of your don't work.In such case x to the power of 3 is greater than y to the power of 3, but x < y is false.Did you try to use a...
View ArticleGMAT Problem Solving (PS) | Re: If x and y are positive integers such that x...
Bunuel wrote:If x and y are positive integers such that x > y > 1 and z=x/y, which of the following must be true?I. z > (x − 1)/(y − 1)II. z < (x − 1)/(y − 1)III. z > (x + 1)/(y + 1)A....
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