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Data Sufficiency

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Median Problem 4
by aditiniyer »
Set A, Set B & Set C each contain only positive integers. If Set...
2
Last post by [email protected]
Tue Feb 21, 2017 9:18 pm
For each home sold in County X, the buyer and the seller eac
by Anaira Mitch »
For each home sold in County X, the buyer and the seller each must...
3
Last post by Jeff@TargetTestPrep
Wed Feb 15, 2017 3:12 pm
GMAT Prep DS
by naveenhv »
A certain bank charges a maintenance fee on a standard checking...
5
Last post by Scott@TargetTestPrep
Wed Feb 15, 2017 3:11 pm
X and Y are sets of positive integers. Is the greatest integ
by Anaira Mitch »
X and Y are sets of positive integers. Is the greatest integer in X...
4
Last post by Jeff@TargetTestPrep
Wed Feb 15, 2017 9:42 am
Passwords of length 7 characters
by jack0997 »
Pl. help me with this. In how many ways can a password of length 7...
4
Last post by Brent@GMATPrepNow
Tue Feb 14, 2017 5:19 am
What is the largest possible value of N
by RajeshP »
Need help. N is a two-digit number. The sum of its digits is S and...
3
Last post by Jay@ManhattanReview
Mon Feb 13, 2017 9:27 pm
Lines & Angles Q 2
by aditiniyer »
In the figure, point D divides side BC of triangle ABC into segments...
3
Last post by GMATGuruNY
Mon Feb 13, 2017 8:00 am
Value of x in a quadratic inequality
by Brent@GMATPrepNow »
Here's a question I just made up. Difficulty level: 650 - 700 If x is...
2
Last post by Brent@GMATPrepNow
Sun Feb 12, 2017 9:37 am
In the coordinate plane above, what is the area of rectangul
by Anaira Mitch »
In the coordinate plane above, what is the area of rectangular region...
2
Last post by Jay@ManhattanReview
Fri Feb 10, 2017 9:11 pm
If x < 3, is (x + 1)/(x - 3)
by Brent@GMATPrepNow »
Here's one I just made up. Estimated difficulty level: 650 If x <...
2
Last post by Brent@GMATPrepNow
Fri Feb 10, 2017 11:51 am
Mean Problem 2
by aditiniyer »
The average of x number of exams is y. When an additional exam of...
4
Last post by Jay@ManhattanReview
Thu Feb 09, 2017 10:59 pm
Mean Problem 4
by aditiniyer »
L spends $6 for one kind of D and one kind of C. How many D did he...
6
Last post by Scott@TargetTestPrep
Thu Feb 09, 2017 4:22 pm
Lines & Angles Q 1
by aditiniyer »
Please let me know how to solve the attached question.
3
Last post by GMATGuruNY
Thu Feb 09, 2017 9:27 am
Data Sufficiency : Is x>3?
by sydneyuni2014 »
Hello I would appreciate if anyone can confirm if I have the right...
3
Last post by Jeff@TargetTestPrep
Wed Feb 08, 2017 6:43 pm
Mean Problem 1
by aditiniyer »
In a workforce the employers are either managers or directors. What...
3
Last post by [email protected]
Tue Feb 07, 2017 11:29 am
Mean Problem 3
by aditiniyer »
On Jane's credit card account, the average daily balance for a 30 day...
2
Last post by GMATGuruNY
Tue Feb 07, 2017 6:03 am
standard deviation of the integers in list X equal to zero
by Needgmat »
List X contains 8 integers. Is the standard deviation of the integers...
4
Last post by ceilidh.erickson
Sat Feb 04, 2017 11:24 am
Tricky Coordinate Geometry question
by Mo2men »
If k does not equal -1, 0 or 1, does the point of intersection of...
5
Last post by Jay@ManhattanReview
Fri Feb 03, 2017 2:50 am
Standard deviation
by Ramit88 »
If sets A & B have the same number of terms, is the Standard...
24
Last post by Jay@ManhattanReview
Thu Feb 02, 2017 10:41 pm
Is x/5 an integer?
by sofiasol »
Is x/5 an integer? 1) x/12.35 is an integer. 2) x/6,360 is an...
5
Last post by Jay@ManhattanReview
Thu Feb 02, 2017 10:04 pm
Positive integer k
by success1111 »
The positive integer K has exactly two positive prime factors 3 and...
17
Last post by Scott@TargetTestPrep
Thu Feb 02, 2017 11:18 am
Numbers Problem 2
by aditiniyer »
If the integer a & n are greater than 1, and the product of the...
3
Last post by Scott@TargetTestPrep
Thu Feb 02, 2017 11:16 am
An insurance company has a contract with a medical laborator
by Anaira Mitch »
An insurance company has a contract with a medical laboratory to pay...
2
Last post by Jeff@TargetTestPrep
Thu Feb 02, 2017 10:45 am
Double Matrix method
by Mo2men »
Jack took an exam of 45 questions, how many questions did he answer...
7
Last post by Mo2men
Thu Feb 02, 2017 5:49 am
GMATPrep - If $1000 is deposited in a certain bank
by jsl »
OA A
9
Last post by Jay@ManhattanReview
Tue Jan 31, 2017 9:58 pm
What is the retail price of a certain calculator? (1) The re
by Anaira Mitch »
What is the retail price of a certain calculator? (1) The retail...
6
Last post by Anaira Mitch
Sun Jan 29, 2017 2:28 am
Speed problem
by Mo2men »
How long would it take for ball moving in a straight line to travel...
3
Last post by Jay@ManhattanReview
Sun Jan 29, 2017 12:38 am
Speed and distance Problem 3
by aditiniyer »
Stephanie,Regina & Brian ran a 20 mile race. Stephanie &...
3
Last post by aditiniyer
Sat Jan 28, 2017 5:51 am
Work/Rate Problem
by aditiniyer »
Machine A can fill an order of widgets in a hours. Machine B can fill...
2
Last post by Scott@TargetTestPrep
Fri Jan 27, 2017 9:45 am
In the figure above, segments PQ and PR are each parallel to
by Anaira Mitch »
In the figure above, segments PQ and PR are each parallel to one of...
1
Last post by Jay@ManhattanReview
Thu Jan 26, 2017 9:56 pm
List of "Useful Information"
by GeauxSwish »
I believe I saw on some of the instruction videos on these forums...
2
Last post by GeauxSwish
Thu Jan 26, 2017 4:54 pm
Work/Rate Problem3
by aditiniyer »
Reserve tank 1 is capable of holding z gallons of water.Water is...
3
Last post by GMATGuruNY
Tue Jan 24, 2017 6:02 am
Mixture problem
by Mo2men »
A solution consists of only water and alcohol such that the ratio of...
3
Last post by [email protected]
Mon Jan 23, 2017 10:57 am
Work Rate Problem 2
by aditiniyer »
Bill can dig a well in x! hours. Carlos can dig the same well in y!...
1
Last post by Jay@ManhattanReview
Sun Jan 22, 2017 11:04 pm
What is the price for a certain meal listed on a menu? (1)
by Anaira Mitch »
What is the price for a certain meal listed on a menu? (1) The total...
1
Last post by Jay@ManhattanReview
Sun Jan 22, 2017 9:44 pm
Is r+ s+ t an even number?
by NandishSS »
Is r+ s+ t an even number? (1) rs is an odd number. (2) t is an even...
4
Last post by Jay@ManhattanReview
Sun Jan 22, 2017 1:10 am
Both Betty and Wilma
by rsarashi »
Both Betty and Wilma earn annual salaries of more than $50,000. Is...
3
Last post by Jay@ManhattanReview
Sun Jan 22, 2017 12:39 am
In the decimal 3.1de
by rsarashi »
In the decimal 3.1de, d and e each represent a digit. If x represents...
2
Last post by [email protected]
Sat Jan 21, 2017 11:03 am
If X>Y is |X| > |Y| ?
by NandishSS »
If X>Y is |X| > |Y| ? A)X>0 B)Y>0 OA: B Source:Math...
4
Last post by Jay@ManhattanReview
Sat Jan 21, 2017 12:58 am
Factors and power problem..........Expert needed
by Mo2men »
If y and z are factors of x^2, is x divisible by y? (1) y is a prime...
2
Last post by Jay@ManhattanReview
Fri Jan 20, 2017 11:10 pm
Jeff is painting two murals on the front of an old apartment
by Anaira Mitch »
Jeff is painting two murals on the front of an old apartment building...
2
Last post by Matt@VeritasPrep
Fri Jan 20, 2017 1:16 am
Number with a sixth root will have an integer square root
by bartwalhari »
For each of the following, could the answer be an integer if x is an...
3
Last post by Matt@VeritasPrep
Fri Jan 20, 2017 12:28 am
If n and m are positive integers, is m a factor of n?
by NandishSS »
If n and m are positive integers, is m a factor of n? (1) n = 5(3^k),...
4
Last post by Matt@VeritasPrep
Fri Jan 20, 2017 12:22 am
If a, b, x and y are positive integers, what is the value of
by Anaira Mitch »
If a, b, x and y are positive integers, what is the value of a - b?...
3
Last post by Matt@VeritasPrep
Fri Jan 20, 2017 12:19 am
Inscribed Triangle
by yserious »
For the triangle shown above, where A, B and C are all points on a...
12
Last post by Jay@ManhattanReview
Thu Jan 19, 2017 10:55 pm
Quadratics
by ruwan_s »
What is X? a) x = 4y - 4 b) xy = 8 Ans: E - relatively easy question,...
11
Last post by Jay@ManhattanReview
Thu Jan 19, 2017 10:01 pm
collection of tough problems from G PREP - 24
by abhasjha »
For manufacturer M, the cost C of producing X units of its product...
9
Last post by Jeff@TargetTestPrep
Thu Jan 19, 2017 5:10 pm
What is the ratio of the average
by NandishSS »
What is the ratio of the average (arithmetic mean) weight of students...
9
Last post by Scott@TargetTestPrep
Thu Jan 19, 2017 4:51 pm
Inequalities If zt < -3, is z < 4
by sachin_yadav »
If zt < -3, is z < 4 ? (1) z < 9 (2) t < -4 OA is E How...
9
Last post by [email protected]
Thu Jan 19, 2017 10:27 am
John purchased large bottles of water for
by NandishSS »
John purchased large bottles of water for $2 each and small bottles...
5
Last post by Jay@ManhattanReview
Wed Jan 18, 2017 11:25 pm