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Data Sufficiency

Topics Posts Last Post

please help

by:
If N is a positive integer and TN is the sum of all the positive...

2 EXPERT REPLIES Tue May 28, 2013 5:59 am

by: Brent@GMATPrepNow View latest post

help

by:
if m = 4n + 9, where n is a positive integer. What is the greatest...

1 Tue May 28, 2013 12:56 am

by: mkdureja View latest post

Prime and Composite

by:
I found this in GMAT Prep Now Data Sufficiency. I just want to...

2 Tue May 28, 2013 12:03 am

by: mkdureja View latest post

DS Divisibility

by:
If a,b,c are integers all greater than 1, and 15^8 = a * (b)^c. What...

4 EXPERT REPLIES Mon May 27, 2013 6:24 am

by: hutch27 View latest post

Difficult Geometry problem - Source GMAT Prep 2.2

by:
As it has a picture along with it , had to take a screenshot and...

5 EXPERT REPLIES Sun May 26, 2013 2:50 am

by: GMATGuruNY View latest post

Remainder 0?

by:
If x is a positive integer, is the remainder 0 when 3^x + 1 is...

7 EXPERT REPLIES Sat May 25, 2013 7:28 am

by: Brent@GMATPrepNow View latest post

Hours Home

by:
How many hours did it take Helen to drive from her house to her...

1 Sat May 25, 2013 1:54 am

by: Atekihcan View latest post

Triangle Problem

by:
See the picture. Thanks!

1 Sat May 25, 2013 1:45 am

by: Atekihcan View latest post

square and square roots

by:
Is n and integer? 1. n^2 is an integer 2. ROot N is an integer OA is B

1 Sat May 25, 2013 1:43 am

by: Atekihcan View latest post

High School students prefer Math or English

by:
A high school gym class has 60 students, all whom have different...

2 EXPERT REPLIES Sat May 25, 2013 1:32 am

by: faraz_jeddah View latest post

Probability

by:
Each of the 25 balls in a certain box is either red, blue, or white,...

1 EXPERT REPLIES Fri May 24, 2013 5:12 pm

by: Brent@GMATPrepNow View latest post

Are X and Y Positive

by:
Are X and Y both positive? 1) 2x - 2y = 1 2) x/y > 1 Thanks!

1 EXPERT REPLIES Fri May 24, 2013 5:08 pm

by: Brent@GMATPrepNow View latest post

manhattan question

by:
If x, y, and z are integers greater than 1, and (3^27)(35^10)(z) =...

2 EXPERT REPLIES Fri May 24, 2013 12:03 pm

by: ceilidh.erickson View latest post

unit digit of m

by:
he product of the units digit, the tens digit, and the hundreds digit...

6 Fri May 24, 2013 5:05 am

by: srcc25anu View latest post

work rate and percentage

by:
By what percent is the time taken by 12 men to complete a particular...

2 EXPERT REPLIES Fri May 24, 2013 2:47 am

by: GMATGuruNY View latest post

Percent DS. can someone show me where my logic is wrong

by:
In 1994, Company X recorded profits that were 10% greater than in...

1 EXPERT REPLIES Thu May 23, 2013 4:12 pm

by: GMATGuruNY View latest post

:(

by:
Is |x| <1? 1) x/|x|< x 2) x<|x| OA is C

1 Thu May 23, 2013 5:36 am

by: mkdureja View latest post

D.S. - Is the value of x closer to 75 than it is to 100?

by:
1. 100 - x > x-75 2. X>85 A B C D E Hi my head is swimming with...

3 Wed May 22, 2013 10:57 pm

by: Atekihcan View latest post

Area of Rectangle

by:
What is the length in meters of a certain rectangular garden? (1) The...

1 EXPERT REPLIES Wed May 22, 2013 10:52 am

by: Brent@GMATPrepNow View latest post

Finite number of nonzero digits.

by:
Hi everybody, Since I am not a native english speaker I sometimes...

4 EXPERT REPLIES Wed May 22, 2013 12:00 am

by: sana.noor View latest post

gmatmania-problem

by:

2 EXPERT REPLIES Tue May 21, 2013 11:53 pm

by: Atekihcan View latest post

gmatmania car problem

by:
the link is working..... How many of the 60 cars sold last month by a...

2 EXPERT REPLIES Tue May 21, 2013 11:46 pm

by: Atekihcan View latest post

Algebra: Applied Problems (OG 13)

by:
Hello, This is from OG 13 P. 90. Is the number of seconds required to...

5 EXPERT REPLIES Tue May 21, 2013 6:43 pm

by: aaggar7 View latest post

What is the remainder when integer k is divided by integer j

by:
1. j and k each have the same number of unique factors. 2. 1 < j...

2 Tue May 21, 2013 6:20 pm

by: aaggar7 View latest post

GMAT PREP Ques - Need expert advice

by:
If the integers a and n are greater than 1 and the product of the...

3 Tue May 21, 2013 1:02 am

by: atalpanditgmat@gmail.com View latest post

Average Salary

by:
The difference between Mary and Jane's annual salaries is twice the...

2 EXPERT REPLIES Mon May 20, 2013 7:18 pm

by: mgm View latest post

Question on DS

by:
Can the positive integer p be expressed as the product of two...

2 EXPERT REPLIES Mon May 20, 2013 7:02 am

by: Brent@GMATPrepNow View latest post

OG13 difficulty curve - suddenly worried

by:
I'm up to Q137. Up until Q120, I was doing what I would consider okay...

3 EXPERT REPLIES Sun May 19, 2013 2:53 pm

by: Matt@VeritasPrep View latest post

absolute value of x to power x

by:
Is (|x|)^x > x(|x|)^3? (1) x2 + 4x + 4 = 0 (2) x < 0 OA is d I...

2 Sun May 19, 2013 4:43 am

by: Atekihcan View latest post

Overlap sets - wording issue

by:
from veritas prep. In a freshman high school class there are 125...

2 EXPERT REPLIES Fri May 17, 2013 10:53 am

by: srcc25anu View latest post

DS - First Timer

by:
Hi, I have a question regarding DS questions. If the choice, either...

3 EXPERT REPLIES Fri May 17, 2013 8:38 am

by: ceilidh.erickson View latest post

Logic to solve this

by:
A certain charity sold tickets for its annual ball. If $5 of every...

3 EXPERT REPLIES Fri May 17, 2013 8:11 am

by: GMATGuruNY View latest post

GMAT OG 13

by:
132. Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15...

3 EXPERT REPLIES Fri May 17, 2013 8:10 am

by: ceilidh.erickson View latest post

Fundraiser - Max min

by:
from veritas prep For a school fundraiser, a class of nine students...

4 EXPERT REPLIES Thu May 16, 2013 11:26 am

by: Brent@GMATPrepNow View latest post

positive integers

by:
If a and b are positive integers, what is the remainder when ab is...

2 Thu May 16, 2013 11:23 am

by: fcabanski View latest post

rectangular solid crushing me!!

by:
What is the volume of a certain rectangular solid? (1) Two adjacent...

14 EXPERT REPLIES Thu May 16, 2013 10:08 am

by: Brent@GMATPrepNow View latest post

from jeff sackmann total gmat math

by:
If xy is not equal to 0, is (1/x + 1/y) = 2? (1) x = y (2) x + y =...

8 EXPERT REPLIES Wed May 15, 2013 12:15 pm

by: fcabanski View latest post

Two variables, 1 equation, sufficiant?

by:
Everybody says that in order to solve two variables, you need two...

3 EXPERT REPLIES Wed May 15, 2013 10:25 am

by: fcabanski View latest post

Geometry - Circles

by:
Hello, Can you please assist with the following? This is from OG 13...

2 Tue May 14, 2013 10:54 pm

by: hemant_rajput View latest post

Rate problem

by:
Hello, This is from OG 13. Can you please assist with this: While on...

2 EXPERT REPLIES Tue May 14, 2013 6:08 am

by: Brent@GMATPrepNow View latest post

help required

by:
If T is an integer between 10 and 100, what is the valueof T ? (1)...

3 EXPERT REPLIES Sun May 12, 2013 5:32 am

by: Brent@GMATPrepNow View latest post

x is a positive multiple of y

by:
If x and y are integers, is x > y ? x is a positive multiple of y...

2 EXPERT REPLIES Sat May 11, 2013 9:52 pm

by: Brent@GMATPrepNow View latest post

Percent of employees as directors!!

by:
Hi, Following is the DS ques from GMATPrep. Each employee on a...

2 EXPERT REPLIES Sat May 11, 2013 7:42 pm

by: abhijeet_g View latest post

OG13 - DS - Q71 - how is the formula derived?

by:
Answer states "If n is the number of friends... the amount...

1 Sat May 11, 2013 7:01 am

by: Atekihcan View latest post

Is x a real number?

by:
Is x a real number? Sqrt X is not positive x^2 is not positive

3 EXPERT REPLIES Fri May 10, 2013 4:20 pm

by: Blue_Skies View latest post

nice one by MGMAT !

by:
If x and y are integers and x<y, what is the value of x+y? (1)...

5 EXPERT REPLIES Fri May 10, 2013 5:05 am

by: GMATGuruNY View latest post

og 12 question number 87

by:
Is the number of seconds required to travel d1 feet at r1 feet per...

2 EXPERT REPLIES Thu May 09, 2013 11:06 am

by: GMATGuruNY View latest post

Rates question

by:
Hose A runs at a constant rate and can fill a 11,000 gallon pool in...

3 EXPERT REPLIES Thu May 09, 2013 6:44 am

by: GMATGuruNY View latest post

Geometry Problem

by:
Is the area of the triangle ABC more than 12 sq. units? (1) The GCD...

2 EXPERT REPLIES Thu May 09, 2013 3:29 am

by: GMATGuruNY View latest post

Inequalities

by:
If x^3 y^4= 5,000, is y = 5? (1) y is a positive integer. (2) x is an...

5 EXPERT REPLIES Thu May 09, 2013 2:06 am

by: Atekihcan View latest post

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