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Data Sufficiency

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POSTS
Last post
DS:Numbers problem
by harsh.champ »
Three prime numbers are chosen by Sanjeev such that each chosen prime...
4
EXPERT REPLIES
Last post by sanju09
Fri Feb 05, 2010 3:05 am
John and Mary and their Financials
by bhumika.k.shah »
John and Mary own stock in a certain company. Does John own more...
23
Last post by bhumika.k.shah
Fri Feb 05, 2010 1:32 am
One of the toughest I encountered:Algebra + DS
by harsh.champ »
Mark (A) if the question can be answered by using statement (1)...
3
EXPERT REPLIES
Last post by sanju09
Fri Feb 05, 2010 12:37 am
At a certain company
by adorendra »
I have included the question in attachment
3
Last post by sanju09
Thu Feb 04, 2010 11:36 pm
DS family relation question
by harsh.champ »
How is Bill related to Betty? (1) Cindy, the wife of Bill's only...
2
Last post by money9111
Thu Feb 04, 2010 8:48 am
Expressway
by money9111 »
A certain expressway has Exits J,K,L and M, in that order. What is...
6
Last post by money9111
Thu Feb 04, 2010 8:28 am
Function f(n)
by money9111 »
For all integers n, the function f is defined by f(n)=a^n, where a is...
5
Last post by money9111
Thu Feb 04, 2010 8:21 am
DS
by harsh.champ »
Each question is followed by 2 statements X and Y. Answer each...
3
Last post by thephoenix
Thu Feb 04, 2010 8:12 am
DS stock question
by harsh.champ »
What was the percent increase of Company A's stock between June 1 and...
3
Last post by thephoenix
Thu Feb 04, 2010 7:57 am
DS q3..pls answer
by Inspired »
Is y!/x! an integer? (1) (x + y)(x - y) = 5! + 1 (2) x + y =...
7
Last post by Mom4MBA
Thu Feb 04, 2010 6:58 am
DS:x and y
by harsh.champ »
Is the product of x and y greater than 60? 1. The sum of x and y is...
3
Last post by ajith
Thu Feb 04, 2010 5:45 am
few HOT and few NOT
by sanju09 »
There are cookies in a plate, few HOT and few NOT. A child each time...
5
Last post by ajith
Thu Feb 04, 2010 5:31 am
Sequence of Terms
by money9111 »
If the sequence S has 200 terms, what is the 192nd term of S? 1. The...
4
Last post by sanju09
Thu Feb 04, 2010 12:50 am
xy-plane
by gorsar »
In the xy-plane, at what two points does the graph of y=(x+a)(x+b)...
9
Last post by sanju09
Thu Feb 04, 2010 12:17 am
tricky one
by ramsharma »
At Oliveri's candy store, Brand X chocolate is sold by the ounce and...
3
Last post by money9111
Wed Feb 03, 2010 10:50 pm
IS X < Y???
by bhumika.k.shah »
is x<y? (1) 2x<3y (2) xy >0 Clearly B is not sufficient. I...
9
Last post by bhumika.k.shah
Wed Feb 03, 2010 8:31 pm
Is M Not equal to N
by adorendra »
Is M =/= N ? ( Not equal to) 1. M+N <0 2. MN <0
2
Last post by thephoenix
Wed Feb 03, 2010 1:05 pm
a certain conference room
by sanju09 »
In a certain conference room each row of chairs has the same number...
3
Last post by ajith
Wed Feb 03, 2010 10:27 am
Pls attach a Stop Watch to BTG site
by sumanr84 »
Hi All, We need a Stop Watch on BTG site to make it more interactive....
3
Last post by sumanr84
Wed Feb 03, 2010 8:18 am
hard from GMATPREP
by tanviet »
if Bob produce 36 unit, he is paid x dolar per unit. if Bob produces...
6
Last post by sanju09
Wed Feb 03, 2010 6:34 am
GMAT PREP
by pkw209 »
Taken from GMAT PREP. Detailed explanation please! In a certain year...
7
Last post by sanju09
Wed Feb 03, 2010 3:56 am
Absolute Value
by joyseychow »
If x and y are non-zero integers and |x| + |y| = 32, what is xy? (1)...
12
Last post by DavidP
Wed Feb 03, 2010 3:09 am
Cost per unit for the housing project?
by bhumika.k.shah »
If the total cost of a housing project with f units is $1,750,000,...
18
Last post by sanju09
Wed Feb 03, 2010 3:09 am
DS Q2
by Inspired »
If Carlos, Eric, Jeff, and Nigel together have a total of 100...
6
EXPERT REPLIES
Last post by harsh.champ
Wed Feb 03, 2010 1:50 am
p q a prime
by sanju09 »
Is p q a prime number? (1) p is a prime number. (2) q is a fraction.
12
EXPERT REPLIES
Last post by sanju09
Tue Feb 02, 2010 11:19 pm
Algebra Operations
by Rush_1982 »
I found these 2 questions in the Quant Review 2nd Edition. I am not...
3
Last post by ajith
Tue Feb 02, 2010 11:54 am
Inequality Dilema
by vineetbatra »
Friends, I have amajor problem solving inequalities, the biggest...
10
Last post by thephoenix
Tue Feb 02, 2010 8:29 am
DS - word problem
by Xbond »
At a certain pet shop, 1/3 of the pets are dogs and 1/5 o f the pets...
3
Last post by bhumika.k.shah
Tue Feb 02, 2010 7:16 am
Is x less than 20 ?
by II »
See question screenshot below. My approach for solving this question:...
3
Last post by bhumika.k.shah
Tue Feb 02, 2010 7:07 am
b negative
by sanju09 »
Is b negative? (1) a b^3 is negative. (2) a^3 b is negative.
2
Last post by thephoenix
Tue Feb 02, 2010 5:51 am
GMAT PREP difficult problem
by rdchandvadkar »
The cost of delivery for an order of desk chairs was $10.00 for the...
2
Last post by sunil_snath
Tue Feb 02, 2010 1:16 am
average speed
by rahul.s »
Jane walked for 4 miles. What was her average speed for the first 2...
1
Last post by ajith
Tue Feb 02, 2010 12:58 am
data sufficency square root
by budetta4 »
I s the square root of teh integer X an integer? (1) the units digit...
2
Last post by sars72
Mon Feb 01, 2010 5:35 am
worth of the book and the fine charged to it as per the days
by bhumika.k.shah »
A certain library uses the overdue-fee schedule shown above to...
10
Last post by raisethebar
Mon Feb 01, 2010 4:11 am
Can't Figure out.....
by phoenix9801 »
Hi I need help to figure out... since I am not too sure about them....
7
Last post by harsh.champ
Mon Feb 01, 2010 2:54 am
properties of numbers
by Lattefah84 »
If M and Nare integers, is {10^M + N}/3 an integer? 1. N = 5 2. MN is...
5
Last post by Lattefah84
Mon Feb 01, 2010 12:59 am
DS: Inequality from GMAT Prep 2
by tallazndood »
Question: If x is NOT equal to -y, is (x-y)/(x+y)>1? 1. x>0 2....
5
Last post by thephoenix
Sun Jan 31, 2010 11:59 pm
set of numbers
by rahul.s »
R is a set of numbers such that if m is in R, then -2m is in R, and...
4
Last post by rahul.s
Sun Jan 31, 2010 9:44 pm
absolute value
by Lattefah84 »
What is the sum of integers A and B ? 1. |A| = -|B| 2. |B| = -|A| *...
4
Last post by Lattefah84
Sun Jan 31, 2010 12:50 pm
Racing dog!
by bhumika.k.shah »
A racing dog ran 40 races before retiring at age 4. How many races...
4
Last post by sars72
Sun Jan 31, 2010 12:11 pm
average
by rahul.s »
What is the value of the least integer in a set of k consecutive even...
2
Last post by thephoenix
Sun Jan 31, 2010 8:38 am
average
by rahul.s »
If the average (arithmetic mean) of six different numbers is 25, how...
1
Last post by ajith
Sun Jan 31, 2010 4:03 am
GMAT Prep Geometry
by caramel3536 »
Lines n and p lie on the xy plane. Is the slope of line n less than...
15
Last post by tanviet
Sun Jan 31, 2010 1:22 am
consecutive integers?
by rahul.s »
are integers x, y and z consecutive? 1) y equals the arithmetic mean...
5
Last post by rahul.s
Sat Jan 30, 2010 8:21 pm
is x > 3?
by rahul.s »
is x > 3? 1) (x-3)(x-2)(x-1) > 0 2) x > 1 OA: E the OE was...
5
EXPERT REPLIES
Last post by Ian Stewart
Sat Jan 30, 2010 1:52 pm
how many different prime numbers are factors of the expressi
by bhumika.k.shah »
If K is a positive integer, how many different prime numbers are...
6
Last post by ajith
Sat Jan 30, 2010 12:47 pm
A swimmer makes a round trip
by rahul.s »
A swimmer makes a round trip up and down the river which takes her x...
3
Last post by ajith
Sat Jan 30, 2010 12:41 pm
A soccer captain needs to distribute soccer balls
by bhumika.k.shah »
A soccer captain needs to distribute p soccer balls among q practice...
2
Last post by ajith
Sat Jan 30, 2010 6:08 am
How much did joanie eat?
by bhumika.k.shah »
When Joanie began eating cereal, the box of cereal was 2/3 full. How...
3
Last post by sars72
Sat Jan 30, 2010 2:26 am
GMAT PREP XY Coordinate
by pkw209 »
Hi, I've seen a few explanations for this problem but none are clear...
2
Last post by pkw209
Fri Jan 29, 2010 1:25 pm