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Data Sufficiency

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sequence
by clar »
If an= an-2 + 13 Is 807 in the sequence? a)a1= 27 b)a2 = 54
1
Last post by tohellandback
Tue Aug 18, 2009 12:43 am
product of 7 consecutive integers
by apoorva.srivastva »
If the product of 7 consecutive integers is not zero, is the product...
6
Last post by jjk
Mon Aug 17, 2009 6:52 pm
A contractor
by Xbond »
Hi there, I would like to know the simplest process to resolve this...
10
Last post by jjk
Mon Aug 17, 2009 3:48 pm
Tough DS: Factors & Multiples
by ash g »
hi all, Really need to hack this one. Where did I go wrong on this...
10
Last post by mark412
Mon Aug 17, 2009 3:42 pm
DS with Exponents
by ern5231 »
What is the value of (x^2a)*(y^3b)? (1) xy=1 (2) a=b=3
2
Last post by yezz
Mon Aug 17, 2009 3:32 pm
if X>1 and Y>1, is X<Y?
by gmat740 »
if X>1 and Y>1, is X<Y? (1) X^2/(XY+X)<1 (2)...
9
Last post by yezz
Mon Aug 17, 2009 3:29 pm
Parallelogram
by goelmohit2002 »
Is ABCD parallelogram ? a) Opposite sides i.e. (AB, CD) and (BC, AD)...
14
Last post by mark412
Mon Aug 17, 2009 2:24 pm
Data Sufficiency help
by rmanzo »
Here's the question. Of the 230 single-family homes built in City X...
2
Last post by mark412
Mon Aug 17, 2009 2:03 pm
DS problem...Need Help with this!
by varunkh85 »
29) Is 6 a factor of (m+1)(m-1)? (1) M is not divisible by 2 (2) M is...
1
Last post by woo
Mon Aug 17, 2009 7:33 am
Is |x| = y-z
by madhur_ahuja »
Is |x| = y-z ? 1. x + y = z 2. x < 0
10
Last post by yezz
Mon Aug 17, 2009 5:58 am
positive integer
by Xbond »
Hi there, I would like to know the simplest process to resolve this...
2
Last post by Xbond
Mon Aug 17, 2009 5:19 am
odd integers are greater
by Xbond »
Hi there, I would like to know the simplest process to resolve this...
3
Last post by Xbond
Mon Aug 17, 2009 5:13 am
Tough question from KAPLAN
by ashishd »
At a certain department store counter each clerk will wrap no fewer...
1
Last post by Morgoth
Mon Aug 17, 2009 2:41 am
X is rounded
by Xbond »
Hi there, I would like to know the simplest process to resolve this...
9
Last post by Xbond
Mon Aug 17, 2009 1:04 am
GMATPrep: z greater than average of x and 10
by California4jx »
need help with OA: A
4
Last post by gauravgundal
Sun Aug 16, 2009 11:46 pm
Speed Distance DS
by ern5231 »
If a car travels a distance of 120 km then what is the average speed...
4
Last post by gauravgundal
Sun Aug 16, 2009 11:29 pm
work ds
by ern5231 »
Two machines A and B working together can produce 140 units in one...
4
Last post by ern5231
Sun Aug 16, 2009 7:37 pm
Closest multiple of 100
by goelmohit2002 »
If 500 is the multiple of 100 that is closest to X and 400 is the...
3
Last post by goelmohit2002
Sun Aug 16, 2009 6:51 pm
Kaplan Data Sufficiency - Digits Problem
by DCJ »
Kaplan says the correct answer is that only statement 1 is sufficient...
2
Last post by DCJ
Sun Aug 16, 2009 2:01 pm
inscribed triangles, very tough DS
by tj123 »
attached. can someone explain why both angle ADB and angle ACB are...
3
Last post by woo
Sun Aug 16, 2009 5:12 am
Is (a^x)(b^y)<1
by ern5231 »
Given that a>1 and b>1. Is (a^x)(b^y)<1? (1) a^(x+y) < 1...
2
Last post by ern5231
Sun Aug 16, 2009 2:30 am
Modulus Doubt
by madhur_ahuja »
Is x > 0? (1) |x + 3| = 4x - 3 (2) |x + 1| = 2x - 1 OA : D I have...
5
Last post by tohellandback
Sat Aug 15, 2009 7:05 pm
If the first term
by madhur_ahuja »
{x,y,z} If the first term in the data set above is 3, what is the...
17
EXPERT REPLIES
Last post by Ian Stewart
Sat Aug 15, 2009 5:25 pm
Conceptual question
by madhur_ahuja »
Provided x,y,z <>0. If z.y < x.y And if z<x , Does it...
7
EXPERT REPLIES
Last post by Ian Stewart
Sat Aug 15, 2009 5:18 pm
Question involving normal distribution concept
by Svedankae »
I found this question in the Princeton Review book but it seems far...
5
EXPERT REPLIES
Last post by Ian Stewart
Sat Aug 15, 2009 5:00 pm
gmat prep 2
by navalpike »
At the bakery, Lew spent a total of $6.00 for one kind of cupcake ad...
1
Last post by kaulnikhil
Sat Aug 15, 2009 12:10 pm
Please help!!!!
by eustudent »
If N is a positive integer and R is the reminder when (N-1)(N+1) is...
7
EXPERT REPLIES
Last post by eustudent
Sat Aug 15, 2009 7:12 am
Concepts/tricks involved in Inequalities and Modulus problms
by bsandhyav »
Hi I was reviewing my mistakes from OG 11, 12 & all the tests and...
0
Last post by bsandhyav
Sat Aug 15, 2009 5:18 am
draw a diagram?
by robbie523 »
Of the 75 houses in a certain community, 48have a patio. How many of...
6
Last post by ashis979
Fri Aug 14, 2009 10:45 pm
is z < 4?
by crackgmat007 »
If zt < -3, is z < 4? a. z < 9 b. t < -4 OA - E
2
Last post by tohellandback
Fri Aug 14, 2009 9:30 pm
Marbles
by crackgmat007 »
A certain jar contains only 'b' black marbles, 'w' white marbles, and...
1
Last post by ashis979
Fri Aug 14, 2009 8:28 pm
Bob makes?
by crackgmat007 »
43) If Bob makes 36 or fewer items in a week, he is paid x dollars...
2
Last post by robbie523
Fri Aug 14, 2009 7:51 pm
Is Y<Z?
by georgeung »
Is y < z ? (1) y + z = 1 (2) y^2 < z^2 OA: C
2
Last post by Sher1
Fri Aug 14, 2009 3:14 pm
set S
by Xbond »
Hi there, I would like to know the simplest process to resolve this...
1
Last post by tohellandback
Fri Aug 14, 2009 12:41 am
GMAT Prep?? ( Shirt and Sweaters)
by dferm »
During a sale, a clothing store sold each shirt at a price of $15 and...
8
Last post by ghacker
Thu Aug 13, 2009 7:37 pm
gmat Prep
by navalpike »
The positive integers X, Y, and Z are such that x is a factor of Y...
3
Last post by niraj_a
Thu Aug 13, 2009 3:58 pm
mean vs median
by gmattarget2009 »
QUE ON DS PETER , PAUL AND MARY EACH RECEIVED A PASSING SCORE ON HIS...
2
Last post by mehravikas
Thu Aug 13, 2009 1:45 pm
Consecutive even number
by Gopi »
Guys, I am not sure, whether this question is complete or not. please...
3
Last post by vikram_k51
Thu Aug 13, 2009 10:20 am
If 2/5 of the students at College C (GMATPrep)
by freshy »
If 2/5 of the students at College C are business majors, what is the...
6
Last post by adilka
Thu Aug 13, 2009 9:55 am
Absolute value fun!
by doclkk »
Is |x| < 1? (1) |x + 1| = 2|x - 1| (2) |x - 3| &#8800; 0 ( C )...
5
Last post by maihuna
Thu Aug 13, 2009 7:37 am
probability Q.
by godemol »
A box contains 10 light bulbs, fewer than half of which are...
10
Last post by maihuna
Thu Aug 13, 2009 7:28 am
RECRUITS
by adssaini »
can anybody explain this ? OA : C
7
Last post by niraj_a
Wed Aug 12, 2009 3:41 pm
number property q.
by godemol »
What is the remainder when the positive integer n is divided by 2?...
3
Last post by vikram_k51
Wed Aug 12, 2009 12:26 pm
20k
by gmat740 »
OA- B
4
Last post by prindaroy
Wed Aug 12, 2009 12:17 pm
Harvey
by fruti_yum »
Harvey teaches a certain number of biology students in 2 classes, K...
3
Last post by vikram_k51
Wed Aug 12, 2009 12:11 pm
What is the value of (a-b)/(b+c)
by madhur_ahuja »
What is the value of (a-b)/(b+c) 1. a+b=b-c 2. a/c = -1
5
Last post by vikram_k51
Wed Aug 12, 2009 12:07 pm
OG Green Book Question
by ket »
IF w+z=28 what is the value of wz? (1) w and z are positive integers...
2
Last post by ket
Wed Aug 12, 2009 11:54 am
If $1,000 will be deposited in a bank account and I is the d
by doclkk »
If $1,000 will be deposited in a bank account and I is the dollar...
1
Last post by ashis979
Wed Aug 12, 2009 11:32 am
cows, goats etc
by tohellandback »
are some goats not cows? 1. all cows are lions 2. all lions are...
9
Last post by sreak1089
Wed Aug 12, 2009 8:36 am
Absolute value
by Uri »
If x&#8800;0, is |x| <1? (1) x^2 < 1 (2) |x| < (1/x)...
17
EXPERT REPLIES
Last post by Uri
Wed Aug 12, 2009 12:33 am