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Data Sufficiency

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GMAT Math
Data Sufficiency

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Sticky: WANT BeatTheGMAT TO PAY FOR YOUR GMAT? by: beatthegmat BeatTheGMAT.com is excited to announce a series of free contests for...	0	Wed Sep 20, 2017 9:25 am by: beatthegmat
Sticky: OFFICIAL GUIDE QUESTION LIBRARY by: beatthegmat Join the discussion as you work through your Official Guide and gain...	0	Wed Sep 20, 2017 9:23 am by: beatthegmat
When f(x)=ax^2+bx+c (a≠0), is x+1 a factor of f(x)? by: Max@Math Revolution When f(x)=ax^2+bx+c (a≠0), is x+1 a factor of f(x)? 1) f(1)=0 2)... Functions GMAT Math Algebra	0	Wed Sep 26, 2018 3:52 am by: Max@Math Revolution
For an integer n greater than 1, the set S[size=7]n[/size]={ by: Max@Math Revolution For an integer n greater than 1, the set S n ={ kn \| k is an integer... GMAT Math Number Properties	2	Wed Sep 26, 2018 3:50 am by: Max@Math Revolution
4 raffle ‘winners’ were each given the opportunity to se by: BTGmoderatorDC 4 raffle ‘winners’ were each given the opportunity to select one...	0	Wed Sep 26, 2018 2:33 am by: BTGmoderatorDC
A number of people each wrote down one of the first 30 posit by: BTGmoderatorDC A number of people each wrote down one of the first 30 positive...	0	Wed Sep 26, 2018 2:19 am by: BTGmoderatorDC
Is x>x/y? by: Max@Math Revolution Is x>x/y? 1) y>1 2) xy>0 GMAT Math Inequalities Algebra	2	Tue Sep 25, 2018 9:25 pm by: Jay@ManhattanReview
Point (P, Q) is in the coordinate plane. Is P > Q? (1) P by: BTGmoderatorDC Point (P, Q) is in the coordinate plane. Is P > Q? (1) P is...	1	Tue Sep 25, 2018 9:08 pm by: Jay@ManhattanReview
In the xy-plane, if line k has negative slope, is the by: BTGmoderatorDC In the xy-plane, if line k has negative slope, is the y-intercept of...	3	Tue Sep 25, 2018 3:55 pm by: Rich.C@EMPOWERgmat.com
Robin split a total of $24,000 between 2 investments, X and by: BTGmoderatorDC Robin split a total of $24,000 between 2 investments, X and Y. If...	3	Tue Sep 25, 2018 3:10 am by: GMATGuruNY
If z is a multiple of 9 and w is a multiple of 4, is zw a by: BTGmoderatorDC If z is a multiple of 9 and w is a multiple of 4, is zw a multiple of...	2	Mon Sep 24, 2018 9:18 pm by: Jay@ManhattanReview

If x, y, z are integers, is xyz a multiple of 6? by: Max@Math Revolution If x, y, z are integers, is xyz a multiple of 6? 1) x+y+z is a... GMAT Math Number Properties	3	Mon Sep 24, 2018 4:07 am by: Max@Math Revolution
What is the perimeter of a rectangle? by: Max@Math Revolution What is the perimeter of a rectangle? 1) The square of the diagonal... GMAT Math Geometry	3	Mon Sep 24, 2018 4:06 am by: Max@Math Revolution
If x^y = 1 then what is the by: Brent@GMATPrepNow If x^y = 1, then what is the value of x? (1) x < 0 (2) y is even... Data Sufficiency Powers and Roots GMAT Math Arithmetic	2	Sun Sep 23, 2018 2:07 pm by: Brent@GMATPrepNow
For any integer n greater than 1, factorial denotes the by: swerve For any integer n greater than 1, factorial denotes the product of... Data Sufficiency Number Properties GMAT Math	1	Sun Sep 23, 2018 9:30 am by: deloitte247
GPREP DS -1 by: abhasjha Machine M, working alone at its constant rate, produces x widgets...	4	Sun Sep 23, 2018 7:58 am by: fskilnik
Is 10m > 5n - k? by: BTGmoderatorDC Is 10m > 5n - k? (1) n = 2m (2) \|k\| = -k OA C Source: Veritas Prep	2	Sun Sep 23, 2018 7:13 am by: fskilnik
If a and b are positive integers, is a/b = 5/8 ? by: BTGmoderatorDC If a and b are positive integers, is a/b = 5/8 ? (1) 1/2 < a/b...	2	Sat Sep 22, 2018 2:33 pm by: fskilnik
In an office that employs 120 people, m% of the employees by: BTGmoderatorDC In an office that employs 120 people, m% of the employees are male,...	3	Sat Sep 22, 2018 6:00 am by: Brent@GMATPrepNow
In each of five taste tests, each of 51 participants chose by: swerve In each of five taste tests, each of 51 participants chose either... Data Sufficiency Word Problems GMAT Math	2	Fri Sep 21, 2018 11:44 pm by: Jay@ManhattanReview
If xy ≠ 0, what is the value of x? by: BTGmoderatorDC If xy ≠ 0, what is the value of x? (1) yx^2 + 4xy + 4y = 0 (2) y =...	2	Fri Sep 21, 2018 11:26 pm by: Jay@ManhattanReview
If n is an integer, is n(n+2) divisible by 8? by: Max@Math Revolution If n is an integer, is n(n+2) divisible by 8? 1) n is an even number.... GMAT Math Number Properties	3	Fri Sep 21, 2018 12:15 am by: Max@Math Revolution
clarification on GMAT 2016 DS problem by: datonman A taxi company charges 'f' cents for the first mile of the taxi ride...	4	Thu Sep 20, 2018 7:01 pm by: Rich.C@EMPOWERgmat.com
Challenge question: If ∆ABC is an isosceles triangle by: Brent@GMATPrepNow If ∆ABC is an isosceles triangle, what is the perimeter of ∆ABC?... Data Sufficiency Geometry GMAT Math	3	Thu Sep 20, 2018 12:33 pm by: Brent@GMATPrepNow
The price per share of stock X increased by 10 percent over by: BTGmoderatorDC The price per share of stock X increased by 10 percent over the same...	3	Thu Sep 20, 2018 10:59 am by: fskilnik
In four years, Andy will be twice as old as Betsy. How old by: BTGmoderatorDC In four years, Andy will be twice as old as Betsy. How old is Betsy?...	3	Thu Sep 20, 2018 6:25 am by: GMATGuruNY
a and b are positive numbers. What is the value of (a-b)/(a+ by: Max@Math Revolution a and b are positive numbers. What is the value of (a-b)/(a+b)? 1)... Fractions/Ratios GMAT Math Arithmetic	2	Thu Sep 20, 2018 12:50 am by: Max@Math Revolution
Michael arranged all his books in a bookcase with 10 books by: BTGmoderatorDC Michael arranged all his books in a bookcase with 10 books on each...	1	Wed Sep 19, 2018 9:07 pm by: Jay@ManhattanReview
Rasheed bought two kinds of candy bars, chocolate and toffee by: BTGmoderatorDC Rasheed bought two kinds of candy bars, chocolate and toffee, that...	2	Wed Sep 19, 2018 2:54 am by: GMATGuruNY
2^p/2^q=? by: Max@Math Revolution 2^p/2^q=? 1) p = q + 2 2) pq=8 GMAT Math	2	Wed Sep 19, 2018 12:48 am by: Max@Math Revolution
A certain business school has a student body of 2,000 studen by: BTGmoderatorDC A certain business school has a student body of 2,000 students, 45%...	3	Tue Sep 18, 2018 3:45 pm by: swerve

OG2016 - Q69 by: amina.shaikh309 Guy's net income equals his gross income minus his deductions. By... Percents Arithmetic GMAT Math Data Sufficiency	5	Mon Sep 17, 2018 5:41 pm by: Scott@TargetTestPrep
If x is an integer, is .... by: factor26 If x is an integer is 9^ x + 9^-x =b? 1- 3^x + 3^-x = sqrt(b+2) 2-...	11	Mon Sep 17, 2018 5:39 pm by: Scott@TargetTestPrep
If x and y are positive, is x < 10 < y ? by: jjjinapinch If x and y are positive, is x < 10 < y ? (1) x < y and xy =...	2	Mon Sep 17, 2018 5:38 pm by: Scott@TargetTestPrep
Beth's pizzeria offers x different toppings. What is the by: BTGmoderatorLU Beth's pizzeria offers x different toppings. What is the value of x?... Data Sufficiency Permutations/Combinations GMAT Math	2	Mon Sep 17, 2018 1:13 pm by: fskilnik
What is the value of the 2-digit positive integer n if its by: Max@Math Revolution What is the value of the 2-digit positive integer n if its tens digit... GMAT Math Number Properties	3	Mon Sep 17, 2018 8:56 am by: fskilnik
What is the perimeter of isosceles triangle LMN? 1) Side LM by: BTGmoderatorDC What is the perimeter of isosceles triangle LMN? 1) Side LM has a...	3	Mon Sep 17, 2018 6:02 am by: Brent@GMATPrepNow
If n is an integer, is (n+1)^2 an even integer? by: Max@Math Revolution If n is an integer, is (n+1)^2 an even integer? 1) n-1 is an even... GMAT Math Number Properties	4	Mon Sep 17, 2018 1:12 am by: Ferguson259
Is x < 0? by: Max@Math Revolution Is x < 0? 1) \|x\|=-x 2) \|x\|>x GMAT Math Inequalities Algebra	3	Sun Sep 16, 2018 5:25 pm by: Max@Math Revolution
For each customer, a bakery charges p dollars for the first by: BTGmoderatorLU Source: GMAT Prep For each customer, a bakery charges p dollars for... Data Sufficiency Word Problems GMAT Math	2	Sun Sep 16, 2018 11:40 am by: fskilnik
A rectangle is defined to be "silver" if and only by: BTGmoderatorDC A rectangle is defined to be "silver" if and only if the...	2	Sun Sep 16, 2018 11:08 am by: fskilnik
If A and C are points in a plane, C is the center of circle by: BTGmoderatorDC If A and C are points in a plane, C is the center of circle O, and...	2	Sun Sep 16, 2018 10:18 am by: fskilnik
At what speed was Erik running when he was at the halfway by: BTGmoderatorLU Source: Veritas Prep At what speed was Erik running when he was at... Data Sufficiency Speed/Distance GMAT Math Word Problems	2	Sat Sep 15, 2018 6:03 am by: Brent@GMATPrepNow
What is the perimeter of a certain right triangle? by: AAPL What is the perimeter of a certain right triangle? (1) The... Data Sufficiency Geometry GMAT Math	2	Fri Sep 14, 2018 2:25 pm by: fskilnik
On the number line, point R has coordinate r and point T has by: BTGmoderatorDC On the number line, point R has coordinate r and point T has...	2	Fri Sep 14, 2018 1:25 pm by: fskilnik
A zebra must get water from either a stream or pond. Which by: BTGmoderatorLU Source: Princeton Review A zebra must get water from either a stream... Data Sufficiency Word Problems GMAT Math	3	Fri Sep 14, 2018 10:51 am by: Brent@GMATPrepNow
x=? by: Max@Math Revolution x=? 1) x^3+x^2+x=0 2) x=-2x Algebra GMAT Math	3	Thu Sep 13, 2018 11:32 pm by: Max@Math Revolution
Any decimal that has only a finite number of nonzero digits by: BTGmoderatorDC Any decimal that has only a finite number of nonzero digits is a...	6	Thu Sep 13, 2018 11:39 am by: fskilnik
Two line l and k intersect at a point (4, 3). Is the product by: BTGmoderatorDC Two line l and k intersect at a point (4, 3). Is the product of their...	1	Thu Sep 13, 2018 11:22 am by: fskilnik
A bigger circle (with center A) and a smaller circle by: AAPL Source: e-GMAT A bigger circle (with center A) and a smaller (circle... Data Sufficiency Geometry GMAT Math	2	Thu Sep 13, 2018 7:44 am by: fskilnik

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