BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

Redeem

Data Sufficiency

New Topic
Advanced search
Topics
POSTS
Last post
If Mary always takes the same route to work, how long did it take Mary to get to work on Friday?
by BTGmoderatorLU »
Source: GMAT Prep If Mary always takes the same route to work, how...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Wed Apr 29, 2020 9:17 am
xyz 0. What is the value of x2 + y2 + z2?
by Max@Math Revolution »
xyz \(\ne\) 0. What is the value of x^2 + y^2 + z^2? 1) x + y + z =...
1
Last post by Max@Math Revolution
Wed Apr 29, 2020 4:26 am
A store normally charges $0.85 per package of spaghetti, regardless of the number of packages bought. What will be the
by BTGmoderatorDC »
A store normally charges $0.85 per package of spaghetti, regardless...
0
Last post by BTGmoderatorDC
Tue Apr 28, 2020 4:40 pm
Percent and Interest Problems
by swerve »
A person invested $500 each in two different schemes S1 and S2. The...
0
Last post by swerve
Tue Apr 28, 2020 11:50 am
In the figure to the right, if point \(C\) is the center of the circle and \(DB = 7,\) what is the length of \(DE?\)
by Vincen »
triangle.jpg In the figure to the right, if point \(C\) is the...
0
Last post by Vincen
Tue Apr 28, 2020 7:22 am
If \(|x+2| = 4,\) what is the value of \(x?\)
by Vincen »
If \(|x+2| = 4,\) what is the value of \(x?\) (1) \(x^2 \ne 4\) (2)...
0
Last post by Vincen
Tue Apr 28, 2020 7:12 am
Is \(7^x\) greater than \(2,500?\)
by Vincen »
Is \(7^x\) greater than \(2,500?\) (1) \(7^{x+1} > 16,500\) (2)...
0
Last post by Vincen
Tue Apr 28, 2020 7:10 am
Committee member \(W\) wants to schedule a one-hour meeting on Thursday for himself and three other committee members,
by Vincen »
Committee member \(W\) wants to schedule a one-hour meeting on...
0
Last post by Vincen
Tue Apr 28, 2020 6:52 am
Is \(x>1?\)
by Vincen »
Is \(x>1?\) (1) \(x\) is positive (2) \(x^2\) is less than \(x\)...
0
Last post by Vincen
Tue Apr 28, 2020 6:49 am
If \(y > 0\) is \(x > 0 ?\)
by Vincen »
If \(y > 0\) is \(x > 0 ?\) (1) \(x + y > 0\) (2)...
0
Last post by Vincen
Tue Apr 28, 2020 6:48 am
If \(xy \ne 0,\) is \(x\) an integer?
by Vincen »
If \(xy \ne 0,\) is \(x\) an integer? (1) \(x^y\) is an integer. (2)...
0
Last post by Vincen
Tue Apr 28, 2020 6:44 am
Is \(cdef < 0?\)
by Vincen »
Is \(cdef < 0?\) (1) \(cd^2e^3f^4<0\) (2) \(c^2d^3e^4f^5>0\)...
0
Last post by Vincen
Tue Apr 28, 2020 6:42 am
What is the value of \((x - y)^4?\)
by M7MBA »
What is the value of \((x - y)^4?\) (1) The product of \(x\) and...
1
EXPERT REPLIES
Last post by Jay@ManhattanReview
Mon Apr 27, 2020 10:13 pm
In the xy-plane shown, is the slope of the line L negative ?
by BTGmoderatorDC »
Imagen1.jpg In the xy-plane shown, is the slope of the line L...
1
EXPERT REPLIES
Last post by Jay@ManhattanReview
Mon Apr 27, 2020 10:05 pm
Machine R and machine S work at their respective constant rates. How much time does it take...
by AAPL »
Official Guide Machine R and machine S work at their respective...
1
EXPERT REPLIES
Last post by Jay@ManhattanReview
Mon Apr 27, 2020 10:01 pm
x^3 + y^3 = A(x + y), x^2 + y^2 = B, where x and y are positive integers. What is the value
by Max@Math Revolution »
x^3 + y^3 = A(x + y), x^2 + y^2 = B, where x and y are positive...
1
Last post by Max@Math Revolution
Sun Apr 26, 2020 7:45 pm
What is the value of x2(x - y) + y2(y - x)?
by Max@Math Revolution »
What is the value of x^2(x - y) + y^2(y - x)? 1) x + y = 3. 2) xy =...
1
Last post by Max@Math Revolution
Sun Apr 26, 2020 7:44 pm
The selling price of an article is equal to the cost of the article plus the markup. The markup on a certain television
by Gmat_mission »
The selling price of an article is equal to the cost of the article...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Apr 26, 2020 5:20 pm
How many integers are there between, but not including, integers \(r\) and \(s?\)
by Gmat_mission »
How many integers are there between, but not including, integers...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Apr 26, 2020 5:18 pm
Is \(x^2 > 2^x?\)
by Gmat_mission »
Is \(x^2 > 2^x?\) (1) \(x\) is a prime number. (2) \(x^2\) is a...
0
Last post by Gmat_mission
Sun Apr 26, 2020 11:43 am
What is the number of 360-degree rotations that a bicycle wheel made while rolling 100 meters in a straight line without
by Gmat_mission »
What is the number of 360-degree rotations that a bicycle wheel made...
0
Last post by Gmat_mission
Sun Apr 26, 2020 11:33 am
Is \(x > y?\)
by Gmat_mission »
Is \(x > y?\) (1) \(\dfrac{x+y}{x-y} = 1\) (2) \(x > 0\) OA=C...
0
Last post by Gmat_mission
Sun Apr 26, 2020 11:28 am
On a certain day it took Bill three times as long to drive from home to work as it took Sue to drive from home to work.
by Gmat_mission »
On a certain day it took Bill three times as long to drive from home...
0
Last post by Gmat_mission
Sun Apr 26, 2020 11:26 am
Is the number of seconds required to travel \(d_1\) feet at \(r_1\) feet per second greater than the number of seconds
by Gmat_mission »
Is the number of seconds required to travel \(d_1\) feet at \(r_1\)...
0
Last post by Gmat_mission
Sun Apr 26, 2020 11:24 am
Is \(x > y ?\)
by Gmat_mission »
Is \(x > y?\) (1) \(x + y < 0\) (2) \(x - y > 0\) OA=B...
0
Last post by Gmat_mission
Sun Apr 26, 2020 11:20 am
Is k positive?
by BTGModeratorVI »
Is k positive? (1) k is between -2 and 3 on the number line. (2) k is...
2
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Apr 26, 2020 10:15 am
What is the tenths digit in the decimal representation of a certain number?
by Vincen »
What is the tenths digit in the decimal representation of a certain...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Apr 26, 2020 10:14 am
Peter, Paul, and Mary each received a passing score on his/her history midterm. The average (arithmetic mean)
by Vincen »
Peter, Paul, and Mary each received a passing score on his/her...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Apr 26, 2020 10:13 am
An employee is paid 1.5 times the regular hourly rate for each hour worked in excess of 40 hours per week, excluding
by VJesus12 »
An employee is paid 1.5 times the regular hourly rate for each hour...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Apr 26, 2020 10:09 am
Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15 stamps did she buy?
by M7MBA »
Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Apr 26, 2020 10:08 am
Guy's net income equals his gross income minus his deductions. By what percent did Guy's net income change on January 1,
by M7MBA »
Guy's net income equals his gross income minus his deductions. By...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Apr 26, 2020 10:05 am
\(A, B, C,\) and \(D\) are distinct points on a plane. If triangle \(ABC\) is right angled and \(BD\) is a height of
by M7MBA »
\(A, B, C,\) and \(D\) are distinct points on a plane. If triangle...
0
Last post by M7MBA
Sun Apr 26, 2020 9:28 am
If \(AD\) is 6, and \(ADC\) is a right angle, what is the area of triangular region \(ABC?\)
by M7MBA »
triangleabc.jpg If \(AD\) is 6, and \(ADC\) is a right angle, what...
0
Last post by M7MBA
Sun Apr 26, 2020 9:25 am
If \(a, b, c, d\) and \(e\) are integers and \(p = 2^a*3^b\) and \(q = 2^c*3^d*5^e,\) is \(\dfrac{p}{q}\) a terminating
by M7MBA »
Any decimal that has only a finite number of nonzero digits is a...
0
Last post by M7MBA
Sun Apr 26, 2020 9:18 am
In a sequence of terms in which each term is three times the previous term, what is the fourth term?
by M7MBA »
In a sequence of terms in which each term is three times the previous...
0
Last post by M7MBA
Sun Apr 26, 2020 9:12 am
Is the number of seconds required to travel \(d_1\) feet at \(r_1\) feet per second greater than the number of seconds
by M7MBA »
Is the number of seconds required to travel \(d_1\) feet at \(r_1\)...
0
Last post by M7MBA
Sun Apr 26, 2020 9:11 am
What is the value of \(x?\)
by M7MBA »
What is the value of \(x?\) (1) \(x^2+x+10=16\) (2) \(x=4y^4+2y^2+3\)...
0
Last post by M7MBA
Sun Apr 26, 2020 9:04 am
If Juan had a doctor's appointment on a certain day, was the appoinment on a Wedneseday?
by VJesus12 »
If Juan had a doctor's appointment on a certain day, was the...
0
Last post by VJesus12
Sun Apr 26, 2020 8:09 am
Is \(x\) divisible by \(30?\)
by VJesus12 »
Is \(x\) divisible by \(30?\) (1) \(x = k(m^3 - m),\) where \(m\) and...
0
Last post by VJesus12
Sun Apr 26, 2020 8:07 am
If \(n\) is an integer, then \(n\) is divisible by how many positive integers?
by VJesus12 »
If \(n\) is an integer, then \(n\) is divisible by how many positive...
0
Last post by VJesus12
Sun Apr 26, 2020 8:03 am
What is the value of \(x?\)
by VJesus12 »
What is the value of \(x?\) (1) The median of set \(\{x, 1, -1, 3,...
0
Last post by VJesus12
Sun Apr 26, 2020 8:00 am
If \(rs\ne0,\) is \(\dfrac{1}{r} + \dfrac{1}{s} = 4?\)
by VJesus12 »
If \(rs\ne0,\) is \(\dfrac{1}{r} + \dfrac{1}{s} = 4?\) (1) \(r + s =...
0
Last post by VJesus12
Sun Apr 26, 2020 7:56 am
The total cost of producing item \(Y\) is equal to the sum of item \(Y\)'s fixed cost and variable cost. If the variable
by VJesus12 »
The total cost of producing item \(Y\) is equal to the sum of item...
0
Last post by VJesus12
Sun Apr 26, 2020 7:49 am
When a player in a certain game tossed a coin a number of times, 4 more heads than tails resulted. Heads or tails
by VJesus12 »
When a player in a certain game tossed a coin a number of times, 4...
0
Last post by VJesus12
Sun Apr 26, 2020 7:43 am
If \(x, y\) and \(z\) are positive, is \(x = \dfrac{y}{z^2}?\)
by VJesus12 »
If \(x, y\) and \(z\) are positive, is \(x = \dfrac{y}{z^2}?\) (1)...
0
Last post by VJesus12
Sun Apr 26, 2020 7:41 am
Of the companies surveyed about the skills they required in prospective employees, 20 percent required both computer
by Vincen »
Of the companies surveyed about the skills they required in...
0
Last post by Vincen
Sun Apr 26, 2020 7:03 am
If \(x, y,\) and \(z\) are positive numbers, is \(x > y > z?\)
by Vincen »
If \(x, y,\) and \(z\) are positive numbers, is \(x > y > z?\)...
0
Last post by Vincen
Sun Apr 26, 2020 7:00 am
If the ratio of the number of teachers to the number of students is the same in School District \(M\) and School Distric
by Vincen »
If the ratio of the number of teachers to the number of students is...
0
Last post by Vincen
Sun Apr 26, 2020 6:58 am
In the \(xy\)-plane is the slope of line \(k\) equal to \(0?\)
by Vincen »
In the \(xy\)-plane is the slope of line \(k\) equal to \(0?\) (1)...
0
Last post by Vincen
Sun Apr 26, 2020 6:52 am
Distance/Rate Problems
by swerve »
Paul jogs at a constant rate for 80 minutes along the same route...
1
Last post by deloitte247
Sun Apr 26, 2020 6:42 am