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Number Systems -Odds & Evens
by sukhman »
If a , b, and c are integers and ab^2 / c is a positive even integer,...
1
Last post by Brent@GMATPrepNow
Wed Oct 16, 2013 11:40 am
Number Systems -Odds & Evens
by sukhman »
1. Is z even? (1) z/2 is even. (2) 3z is even.
1
Last post by Brent@GMATPrepNow
Wed Oct 16, 2013 11:30 am
Number Systems -Odds & Evens
by sukhman »
Is the positive integer p even? (1) p^2 + p is even. (2) 4p + 2 is...
1
Last post by Brent@GMATPrepNow
Wed Oct 16, 2013 11:21 am
Number Systems -Odds & Evens
by sukhman »
If x and y are integers, is x (y+1) an even number? 1). x, and y are...
1
Last post by Brent@GMATPrepNow
Wed Oct 16, 2013 10:57 am
Number Systems -Odds & Evens
by sukhman »
If c and d are integers, is C even? 1). c(d+1) is even 2). (c+2)(d+4)...
1
Last post by Brent@GMATPrepNow
Wed Oct 16, 2013 10:30 am
Equations
by nakul17 »
If there are x men and y women in a choir, and there are z more men...
3
Last post by Brent@GMATPrepNow
Wed Oct 16, 2013 8:17 am
Pls explain
by [email protected] »
What is the positive integer n? (1) For every positive integer m, the...
4
Last post by Brent@GMATPrepNow
Wed Oct 16, 2013 7:50 am
Divisibility
by [email protected] »
If p, x, and y are positive integers, y is odd, and p = x^2 + y^2, is...
1
Last post by theCodeToGMAT
Wed Oct 16, 2013 4:49 am
GMATPREP DS
by rakeshd347 »
Hi Everyone, Can some one please tell me how the answer is A in this...
2
Last post by mevicks
Wed Oct 16, 2013 3:17 am
MGMAT test question
by sherlock »
For positive integer k, is the expression (k + 2)(k2 + 4k + 3)...
5
Last post by lunarpower
Wed Oct 16, 2013 2:54 am
Tough DS
by rakeshd347 »
At what angle do lines y=Kx+B and y=Bx+K intersect ? (1) B+K=1 (2)...
3
Last post by rakeshd347
Wed Oct 16, 2013 2:41 am
Number Systems
by sukhman »
For which of the following values of x is {1- ^1/2}^1/2 not defined...
4
Last post by lunarpower
Wed Oct 16, 2013 2:21 am
GMATPREP DS
by rakeshd347 »
Please explain the answers
6
Last post by mevicks
Wed Oct 16, 2013 2:16 am
Help on a DS question
by srinivasapriyan.r »
Please provide explanation for this question.
2
Last post by srinivasapriyan.r
Tue Oct 15, 2013 8:30 pm
Number Systems
by sukhman »
On the number line shown , is zero halfway between r and s 1.s is to...
3
Last post by Mike@Magoosh
Tue Oct 15, 2013 3:50 pm
Divisiblity Difficulty
by nakul17 »
For positive integer k, is the expression (k + 2)²(k² + 4k + 3)...
6
Last post by [email protected]
Tue Oct 15, 2013 3:43 pm
Number Systems
by sukhman »
If there are more than two numbers in certain list, is each of the...
1
Last post by Mike@Magoosh
Tue Oct 15, 2013 9:53 am
Number Systems
by sukhman »
For non-zero integers a, b, c and d, is ab/cd positive? (1) ad + bc =...
1
Last post by Mike@Magoosh
Tue Oct 15, 2013 9:29 am
Number Systems
by sukhman »
Symbol * denote to be one of the operations add, subtract, multiply,...
2
Last post by Brent@GMATPrepNow
Tue Oct 15, 2013 9:23 am
Number Systems
by sukhman »
The sum of positive integers x and y is 77. What is the value of xy?...
1
Last post by [email protected]
Tue Oct 15, 2013 9:14 am
Number Systems
by sukhman »
If the integer a and n are greater than 1 , and the product of first...
3
Last post by Brent@GMATPrepNow
Tue Oct 15, 2013 9:03 am
Number Systems
by sukhman »
For which of the following functions is f(a+b)=f(b)+f(a) for all...
1
Last post by Brent@GMATPrepNow
Tue Oct 15, 2013 8:57 am
Number Systems
by sukhman »
An integer greater than 1 that is not prime is called composite. If...
1
Last post by Brent@GMATPrepNow
Tue Oct 15, 2013 8:46 am
For what percent of those tested for a certain
by canbtg »
For what percent of those tested for a certain infection was the test...
3
Last post by Brent@GMATPrepNow
Tue Oct 15, 2013 6:44 am
time distance
by nakul17 »
Reiko drove from point A to point B at a constant speed, and then...
2
Last post by mevicks
Tue Oct 15, 2013 5:48 am
Factors
by [email protected] »
The positive integers x, y, and z are such that x is a factor of y...
2
Last post by [email protected]
Mon Oct 14, 2013 5:35 pm
Not clear on whts being asked
by [email protected] »
If P is a set of integers and 3 is in P, is every positive multiple...
1
Last post by GMATGuruNY
Mon Oct 14, 2013 5:29 pm
info booklets
by nakul17 »
Two teams are distributing information booklets. Team A distributes...
2
Last post by [email protected]
Mon Oct 14, 2013 5:20 pm
absolute madness
by nakul17 »
If x and y are non-zero integers and |x| + |y| = 32, what is xy? (1)...
2
Last post by GMATGuruNY
Mon Oct 14, 2013 12:48 pm
Probability
by nakul17 »
In a certain game, a large bag is filled with blue, green, purple and...
1
Last post by Brent@GMATPrepNow
Mon Oct 14, 2013 12:22 pm
help on DS problem 133 from OG13th
by Maritadelcarmen »
is there another approach to answer question #133? the explanation on...
3
Last post by Brent@GMATPrepNow
Mon Oct 14, 2013 11:59 am
|xy| > x^2y^2 ?
by guerrero »
|xy| > x^2y^2 ? (1) 0 < x^2 < 1/4 (2) 0 < y^2 < 1/9...
4
Last post by mevicks
Mon Oct 14, 2013 7:46 am
Results of a survey of 100 voters - Nice Question
by theCodeToGMAT »
The table above shows the results of a survey of 100 voters each...
3
Last post by lunarpower
Mon Oct 14, 2013 2:56 am
Veritas Quest-Dint get the explanation
by [email protected] »
=If x and Y are integers and 2<x<y, does y =16 1) The GCF of x...
5
Last post by [email protected]
Sun Oct 13, 2013 3:22 pm
List of 9 distinct integers
by sidceg »
If list S contains nine distinct integers, at least one of which is...
4
Last post by Brent@GMATPrepNow
Sun Oct 13, 2013 10:04 am
Prime Factor
by [email protected] »
x is the product of all even number from 2 to 50 inclusive. The...
2
Last post by Brent@GMATPrepNow
Sat Oct 12, 2013 6:13 pm
DS Question
by pratyoosh »
Hello, Can anyone explain the resolution to the below problem: In the...
5
Last post by Brent@GMATPrepNow
Sat Oct 12, 2013 5:28 am
help on DS
by manasgoswami1 »
Hi, Can can anyone suggest me a good source on DS? i want to take my...
1
Last post by Brent@GMATPrepNow
Sat Oct 12, 2013 5:09 am
Fraction - percent
by SaraLotfy »
What is 35 percent of a^b? 1) b is 200 percent of a 2)50 percent of b...
2
Last post by Brent@GMATPrepNow
Sat Oct 12, 2013 5:05 am
Number properties
by nakul17 »
If , where both s and t are prime numbers, does s@t = 1? (1) s + t...
4
Last post by GMATGuruNY
Fri Oct 11, 2013 10:46 am
GCF
by [email protected] »
What is the greatest common factor of x and y 1) x and y share only...
3
Last post by Brent@GMATPrepNow
Fri Oct 11, 2013 6:24 am
Divisibility
by [email protected] »
If n is a positive integer and r is remainder, when (n-1)(n+1) is...
2
Last post by [email protected]
Thu Oct 10, 2013 8:03 pm
How is the answer B?
by [email protected] »
Is positive integer n - 1 a multiple of 3? (1) n^3 - n...
3
Last post by mevicks
Thu Oct 10, 2013 7:42 pm
Power and Root Questions
by cvj0873 »
Hello community members of Beat the GMAT! Currently, I'm tackling...
5
Last post by cvj0873
Thu Oct 10, 2013 7:38 pm
Not clear!
by [email protected] »
If x is an integer, does x have a factor n such that 1 < n < x?...
3
Last post by Brent@GMATPrepNow
Thu Oct 10, 2013 6:42 pm
Are positive numbers p, q, and r equal?
by himu »
Are positive numbers p, q, and r equal? (1) p=q (2) q^2=r^2
2
Last post by TheGmatTutor
Thu Oct 10, 2013 5:06 pm
Arithmetic mean
by Winner2013 »
Committee X and Committee Y , which have no common members, will...
4
Last post by Winner2013
Thu Oct 10, 2013 7:02 am
Trapezoid
by vinay1983 »
If ABCD is a trapezoid, where AB is parallel to CD, what is the area...
2
Last post by TheGmatTutor
Tue Oct 08, 2013 8:48 am
help
by sana.noor »
The function f(x) is defined as, f(x) = x2 {read it as x squared} for...
1
Last post by GMATGuruNY
Tue Oct 08, 2013 6:31 am
French or German
by LalaB »
Many of the students at the International School speak French or...
6
Last post by Brent@GMATPrepNow
Tue Oct 08, 2013 6:29 am