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Data Sufficiency

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Trouble with this absolute value problem
by fambrini »
If a ≠ 0, b ≠ 0, c ≠ 0, is a(b + c) > 0? 1) |b -...
4
Last post by GMATGuruNY
Fri Nov 11, 2016 8:54 am
Even and Odd
by pingu »
Set Q contains n non-zero numbers. Does set Q contain an even number...
11
Last post by Mo2men
Fri Nov 11, 2016 7:56 am
DS - Number properties/Find the median
by krithika1993 »
Hello everybody, I completed an MGMAT exam yesterday and got the...
3
Last post by Scott@TargetTestPrep
Fri Nov 11, 2016 7:24 am
Is xy > 0 ?
by sachin_yadav »
Is xy > 0 ? (1) x - y > -2 (2) x - 2y < -6 OA is C It took...
9
Last post by Jeff@TargetTestPrep
Fri Nov 11, 2016 7:11 am
Having problems to solve this. Help, please?
by fambrini »
If x ≠ -y, is x - y / x + y > 1? 1) x > 0 2) y < 0 OA:...
2
Last post by crackverbal
Thu Nov 10, 2016 9:36 pm
Overlapping problem
by Mo2men »
A sporting goods store received a shipment of baseball gloves that...
3
Last post by Brent@GMATPrepNow
Wed Nov 09, 2016 5:16 pm
OG Seems to Ignore an Implied Restriction...
by Chriskahdian »
OG 2016 Data Sufficiency #95 Each week a certain salesman is paid a...
3
Last post by [email protected]
Wed Nov 09, 2016 10:42 am
OG 17 Quantitative Review, Q. 179
by parry »
What is the value of the integer x ? (1) x rounded to the nearest...
4
Last post by Jeff@TargetTestPrep
Tue Nov 08, 2016 4:30 pm
Can we plug in this and solve
by [email protected] »
157. The hypotenuse of a right triangle is 10 cm. What is the...
17
Last post by [email protected]
Mon Nov 07, 2016 10:52 pm
Venn
by ruplun »
Could you please solve this DS problem ... Of the companies surveyed...
9
Last post by Anaira Mitch
Mon Nov 07, 2016 5:28 pm
MGMAT - The Power of Percents
by bml1105 »
If a, b, and c are positive integers such that a < b < c, is a%...
6
Last post by Brent@GMATPrepNow
Sat Nov 05, 2016 4:15 pm
Data Sufficiency: The number A is a two-digit positive
by beyondenim »
Data Sufficiency: The number A is a two-digit positive integer; the...
12
Last post by melguy
Fri Nov 04, 2016 7:32 pm
What is the value of integer x ?
by melguy »
Please help with the question below What is the value of integer x?...
3
Last post by melguy
Fri Nov 04, 2016 5:51 pm
OG 13 133
by oquiella »
If x,y, and z are three digit positive integers and if x= y + z, is...
9
Last post by Jeff@TargetTestPrep
Fri Nov 04, 2016 8:32 am
100th Digit- DS question
by baalok88 »
Hello, Can you explain the answer to below question? With below...
4
Last post by GMATGuruNY
Thu Nov 03, 2016 6:17 am
n and k are positive integers, and when n is divided by
by Brent@GMATPrepNow »
n and k are positive integers, and when n is divided by k², the...
2
Last post by Brent@GMATPrepNow
Wed Nov 02, 2016 9:11 am
n and k are positive integers. When n is divided by 23
by Brent@GMATPrepNow »
n and k are positive integers. When n is divided by 23, the quotient...
4
Last post by Brent@GMATPrepNow
Wed Nov 02, 2016 9:02 am
Is p divisible by 168?
by melguy »
Is p divisible by 168? P is divisible by 14 P is divisible by 12...
5
Last post by Scott@TargetTestPrep
Wed Nov 02, 2016 7:33 am
Is pq divisible by 168?
by melguy »
Hello This is a slightly different question to what i posted earlier...
3
Last post by melguy
Tue Nov 01, 2016 9:38 pm
If n and t are positive integers, is n a factor of t ?
by melguy »
Hello Please help me with this question. Thanks
4
Last post by [email protected]
Tue Nov 01, 2016 9:49 am
If n and a are positive integers, what is the units digit of
by alanforde800Maximus »
If n and a are positive integers, what is the units digit of n^4a+2...
3
Last post by Jeff@TargetTestPrep
Tue Nov 01, 2016 5:21 am
DS Question help!
by dqure040 »
If x is negative, is x <-3? 1) x^2 > 9 2) x^3 < -9 When I...
10
Last post by Scott@TargetTestPrep
Mon Oct 31, 2016 10:34 am
Help with arithmetic mean
by Dinesh K121 »
What is the average (arithmetic mean) of the first 90 measurements in...
4
Last post by ceilidh.erickson
Mon Oct 31, 2016 7:34 am
If x < 0, is y > 0 ?
by melguy »
Hello Please help me with this simple yet confusing question...
4
Last post by ceilidh.erickson
Mon Oct 31, 2016 7:27 am
what is the value of x1
by Needgmat »
In the sequence of positive numbers x1,x2,x3,....., what is the value...
2
Last post by GMATGuruNY
Mon Oct 31, 2016 2:38 am
Strategy to solve questions with variables,semantics chennai
by georgeanand »
Let us understand one approach to solve DS questions with lots of...
0
Last post by georgeanand
Mon Oct 31, 2016 1:17 am
The concept please explain-90
by [email protected] »
If k, m, and t are positive integers and k/6+ m/4 = t/12 do t and 12...
5
Last post by Brent@GMATPrepNow
Sat Oct 29, 2016 6:19 am
Algebra- DS questions
by baalok88 »
please explain the way to solve the attached problems?
2
Last post by baalok88
Fri Oct 28, 2016 3:45 am
If x and y are positive integers, what is the greatest commo
by alanforde800Maximus »
If x and y are positive integers, what is the greatest common factor...
2
Last post by [email protected]
Thu Oct 27, 2016 11:16 am
Line M is tangent to a circle, which is centered on point (3
by Anaira Mitch »
Line M is tangent to a circle, which is centered on point (3, 4)....
3
Last post by Anaira Mitch
Thu Oct 27, 2016 6:56 am
Line M is tangent to a circle, which is centered on point (3
by alanforde800Maximus »
Line M is tangent to a circle, which is centered on point (3, 4)....
1
Last post by crackverbal
Thu Oct 27, 2016 4:58 am
Tough Absolute DS question
by Mo2men »
If x and y are positive integers, is x a prime number? (1)...
9
Last post by GMATGuruNY
Wed Oct 26, 2016 3:27 am
Beginners guide with flow chart to speed decision making
by georgeanand »
For those who are attempting to ace the GMAT data sufficiency...
0
Last post by georgeanand
Tue Oct 25, 2016 10:01 pm
A certain company has 255 employees. If an employee is to be
by conquistador »
Source: GMAT EP2 A certain company has 255 employees. If an employee...
3
Last post by Brent@GMATPrepNow
Mon Oct 24, 2016 10:47 am
If n is an integer, then n is divisible by how many positive
by alanforde800Maximus »
If n is an integer, then n is divisible by how many positive...
3
Last post by Brent@GMATPrepNow
Mon Oct 24, 2016 6:48 am
How many years old will Fred be y years from now? (1) Doris
by alanforde800Maximus »
How many years old will Fred be y years from now? (1) Doris is 12...
2
Last post by Brent@GMATPrepNow
Mon Oct 24, 2016 6:41 am
GMATPrep Modulus Question
by Mo2men »
If y≥0, what is the value of x? (1) |x−3|≥y (2)...
3
Last post by [email protected]
Sat Oct 22, 2016 5:52 pm
What is the value of w^-2?
by sushantsahaji »
What is the value of w^-2? 1. w^-1 = 1/2 2. w^8 = 8 This is a...
9
Last post by ceilidh.erickson
Sat Oct 22, 2016 10:39 am
Bill rides his bile to work in the morning on a route that i
by alanforde800Maximus »
Bill rides his bile to work in the morning on a route that is 18 km...
3
Last post by Scott@TargetTestPrep
Sat Oct 22, 2016 5:34 am
A little help on the solution?
by fambrini »
What is the value of a� - b�? 1) a² - b² = 16 2) a...
4
Last post by GMATGuruNY
Sat Oct 22, 2016 3:14 am
what is the tens digit of positive integer n ?
by conquistador »
Source: exam pack 2 what is the tens digit of positive integer n ?...
3
Last post by Brent@GMATPrepNow
Fri Oct 21, 2016 2:38 pm
Modulus Question
by Mo2men »
What is the value of x? (1) |6 - 3x| = x - 2 (2) |5x + 3| = 2x + 9...
5
Last post by GMATGuruNY
Fri Oct 21, 2016 4:23 am
A certain store sells only records and CD's. All CD's cost $
by alanforde800Maximus »
A certain store sells only records and CD's. All CD's cost $7.82,...
2
Last post by fiza gupta
Thu Oct 20, 2016 6:55 pm
OG 2016 Problem 73
by illuminati5288 »
Hi, I am having a hard time understanding the problem and the...
3
Last post by Scott@TargetTestPrep
Wed Oct 19, 2016 4:55 am
If x is a non-negative integer then find x?(Source:GMATINSIG
by GMATinsight »
If x is a Non-Negative integer then find x? (1) x^2−5x+6=0 (2)...
4
Last post by melguy
Mon Oct 17, 2016 8:03 am
If x is an Integer. Does x have greater than or equal to 3 f
by GMATinsight »
If x is an Integer. Does x have greater than or equal to 3 factors?...
2
Last post by Brent@GMATPrepNow
Mon Oct 17, 2016 7:04 am
If x is a positive integer then find x? (Source:GMAT INSIGHT
by GMATinsight »
If x is a positive integer then find x? (1) x^2−5x+6=0 (2)...
2
Last post by fiza gupta
Mon Oct 17, 2016 6:11 am
what is the value of xy
by Needgmat »
If 6xy = x2y + 9y, what is the value of xy? (1) x = -2 (2) x...
5
Last post by fiza gupta
Mon Oct 17, 2016 2:15 am
Is x/y greater than 1?
by Manonamission »
If x and y are positive, is x/y greater than 1? (1) xy > 1 (2)...
4
Last post by fiza gupta
Mon Oct 17, 2016 2:10 am
Question on Perfect Square 2
by richachampion »
Is the positive integer N a perfect square? (1) The number of...
4
Last post by richachampion
Sun Oct 16, 2016 3:30 am