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Data Sufficiency

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Odds & Evens
by Abdulla »
If w, x, y and z are integers and w + x = y, is y divisible by z? (1)...
2
Last post by Abdulla
Tue Sep 22, 2009 7:01 pm
is |x| = y-z?
by vineetbatra »
is |x| = y-z? 1. X+y = z 2. X,0 OA is C Why is A wrong. x+y = z =>...
4
Last post by grockit_jake
Tue Sep 22, 2009 9:14 am
GMAT Prep Questions
by okigbo »
Each person attending a fundraising party for a certain club was...
1
Last post by nand358
Mon Sep 21, 2009 9:09 pm
a, b, c, d, e, and f each represent a digit
by hansoo »
In the below addition a, b, c, d, e and f each represent a digit....
3
Last post by hansoo
Mon Sep 21, 2009 2:46 pm
DS
by ketkoag »
Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15...
5
Last post by linfongyu
Mon Sep 21, 2009 1:57 pm
How do you evaluate absolute value statements such as these?
by ogbeni »
1. -M=|-M| 2. |P|=-|Q| I wrote these down in my notes from some...
2
Last post by ogbeni
Mon Sep 21, 2009 1:36 pm
DS Sum of Squares Question
by ogbeni »
Can you explain your reasoning? The correct answer is A . I went for...
3
Last post by ogbeni
Sun Sep 20, 2009 11:32 am
Tough
by heshamelaziry »
If x^6 - y^6 = 0 then what is the value of x^3 - y^3 ? (1) xy > 0...
4
Last post by Brent@GMATPrepNow
Sun Sep 20, 2009 10:39 am
absolute value sufficiency
by bullshark »
Is |x| < 1? (1) |x + 1| = 2|x - 1| (2) |x - 3| is not equal to zero
4
Last post by adamsmith2009
Sat Sep 19, 2009 11:37 pm
Bicucle Factory
by heshamelaziry »
The Cyclepaths Bicycle Factory has 300 bicycles in stock. The...
3
Last post by beat it
Sat Sep 19, 2009 7:21 pm
Data Sufficiency: Number Properties
by saracuse »
Having issue with wording here. can someone help? #132. If the...
4
Last post by Ian Stewart
Sat Sep 19, 2009 7:12 pm
Inequalities
by treker »
If y is an integer and y=|x|+x, is y=0? 1) x<0 2) y<1 I do not...
7
Last post by GMATQuantCoach
Sat Sep 19, 2009 3:58 pm
Is |x|< 1?
by sanjib »
Is |x|< 1? (1) |x + 1| = 2|x - 1| (2) |x - 3| ≠ 0
1
Last post by jiteshch
Sat Sep 19, 2009 12:41 pm
divisiblity problems
by g1988enator »
. If x and y are integers, is xy + 1 divisible by 3? (1) When x is...
1
Last post by praky_rules
Sat Sep 19, 2009 10:25 am
MGmat number properties
by fruti_yum »
If x, y, and z are integers greater than 1, and (3^27)(5^10)(z) =...
7
Last post by woo
Sat Sep 19, 2009 5:40 am
PS - - - Funtions !!
by jiteshch »
1)The function f is defined by f(x) = √x - 10 for all...
1
Last post by jiteshch
Sat Sep 19, 2009 5:37 am
Cutting Edge Knives
by gmatassistance »
Cutting Edge Knife Co. hired P salespeople, each of whom sold 200...
3
Last post by woo
Sat Sep 19, 2009 5:13 am
Number Properties
by saracuse »
Having issue with wording here. can someone help? #132. If the...
1
Last post by ssy
Sat Sep 19, 2009 12:41 am
Probably a silly question
by JonDStewart »
using the Kaplan book, the new GMAT Premier Live Online one, and I...
4
Last post by KapTeacherEli
Fri Sep 18, 2009 8:41 pm
Set of Integer Question
by smclean23 »
S is a set of integers such that i) if a is in S, then -a is in S,...
10
Last post by crackthetest
Fri Sep 18, 2009 8:10 pm
Ratio
by treker »
If x and y are positive, is the ratio of x to y greater than 3 ? (1)...
1
Last post by scoobydooby
Fri Sep 18, 2009 4:09 am
Median No. of employees
by Gmat09_5ALL »
What is the median number of employees assigned per project for the...
1
Last post by scoobydooby
Fri Sep 18, 2009 3:53 am
Remainder
by ankit1383 »
If p, x, and y are positive integers, y is odd, and p = x^2 + y^2, is...
11
Last post by viju9162
Fri Sep 18, 2009 1:13 am
pl solve ths.. exam next week
by gmat20092009 »
Is quadrilateral ABCD a rhombus? (1) Line segments AC and BD are...
1
Last post by [email protected]
Fri Sep 18, 2009 12:04 am
Hundredth digit
by Gmat09_5ALL »
What is the hundreds digit of the integer z? (1) 10z = 93,120 (2) z...
4
Last post by CrackGMAC
Thu Sep 17, 2009 8:12 am
Median of 5 numbers
by Gmat09_5ALL »
If the average (arithmetic mean) of 5 different numbers is 12, what...
3
Last post by viju9162
Thu Sep 17, 2009 2:35 am
WORD PROBLEM
by heshamelaziry »
In a certain daycare, are there more boys than girls? (1) The number...
3
Last post by viju9162
Thu Sep 17, 2009 12:36 am
Percentage Problem
by chetanojha »
Can somebody help me with this GMATprep question or provide link if...
6
Last post by viju9162
Wed Sep 16, 2009 7:23 pm
Museum
by heshamelaziry »
The Townville museum was open for 7 consecutive days. If the number...
1
Last post by Brent@GMATPrepNow
Wed Sep 16, 2009 4:31 pm
Prop numbers
by heshamelaziry »
If n is a positive integer and n < 20, is n a prime number? (1)...
0
Last post by heshamelaziry
Wed Sep 16, 2009 3:35 pm
Multiple of 8
by rafodr »
Please help with this one... If x and y are positive integers, is xy...
2
Last post by PussInBoots
Wed Sep 16, 2009 12:15 pm
Interior angles of a quadrilateral
by rafodr »
I dont understand this one... please help! Is the measure of one of...
1
Last post by Brent@GMATPrepNow
Wed Sep 16, 2009 10:37 am
plz
by euwe »
If a=b, is c=d 1. a=b 2. b=d plz
1
Last post by Brent@GMATPrepNow
Wed Sep 16, 2009 8:08 am
* Operation
by Gmat09_5ALL »
The operation* represents either addition, subtraction, or...
1
Last post by Brent@GMATPrepNow
Wed Sep 16, 2009 8:06 am
What is the volume of solid ?
by goelmohit2002 »
Hi All, Following is OG-12, Q#122. What is the volume of a certain...
2
Last post by goelmohit2002
Wed Sep 16, 2009 5:35 am
Maximum number of blocks.
by goelmohit2002 »
Hi All, Following is Q#18 of OG-12. OA = B. For giving the result to...
1
Last post by kyabe
Wed Sep 16, 2009 5:27 am
Triangle
by rish »
Plz explain ur answer.
4
Last post by ispolef1
Wed Sep 16, 2009 5:07 am
DS problems - answers right?
by Kelly »
Hi, I reviewed these problems again & agian, but I cannot figure...
10
Last post by heshamelaziry
Tue Sep 15, 2009 7:14 pm
0 as even number in PS and DS questions
by mmslf75 »
Hi When we have a question wherein there is a requirement to test for...
2
Last post by lunarpower
Tue Sep 15, 2009 12:55 pm
90 copies of book
by sakurle »
Store S sold a total of 90 copies of a certainb book during the seven...
4
Last post by sakurle
Tue Sep 15, 2009 9:17 am
Interest
by treker »
Last year Luis invested x dollars for one year, half at 8 percent...
1
Last post by Ian Stewart
Tue Sep 15, 2009 8:38 am
Sqaure of an integer
by sakurle »
If k is a positivee integer, is k the square of an integer? 1. k is...
7
Last post by sakurle
Tue Sep 15, 2009 8:31 am
Algebra
by treker »
If x, y, and n are positive integers, is (x/y)^n greater than 1,000 ?...
1
Last post by Ian Stewart
Tue Sep 15, 2009 8:22 am
Positive and Negative
by EMAN »
Is pqr > 0? (1) pq > 0 (2) q/r < 0
4
Last post by EMAN
Tue Sep 15, 2009 7:31 am
MGMAT: Modules
by caspermonday »
OA C
4
Last post by vidyadhar
Tue Sep 15, 2009 7:18 am
Is side BC parallel to DE ?
by goelmohit2002 »
In triangle ABC, D is a point on side AB. E is a point on side AC. Is...
14
Last post by GambitOS
Tue Sep 15, 2009 3:27 am
probability
by euwe »
what is the probability that events A and B both occur? 1. the...
3
Last post by PussInBoots
Mon Sep 14, 2009 11:30 pm
2 in 1
by treker »
1. Four dollar amounts, w, x, y, and z, were invested in a business....
2
Last post by grockit_jake
Mon Sep 14, 2009 6:08 pm
Square Root problem, take a look
by sreecharan »
Is sqrt(x) a prime number? (1)|3x-7| = 2x+2 (2) x^2 = 9x answer below...
1
Last post by grockit_jake
Mon Sep 14, 2009 6:00 pm
Phil's Shirts
by hansoo »
How many shirts does Phil own? (1) 12 of Phil's shirts are...
4
Last post by woo
Mon Sep 14, 2009 5:48 am