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Data Sufficiency

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List A contains 5 positive integers, and the average (arithmetic mean) of the integers in the list is 7. If the integers
by BTGmoderatorDC »
List A contains 5 positive integers, and the average (arithmetic...
0
Last post by BTGmoderatorDC
Mon Aug 31, 2020 5:14 pm
If Aidan were 10 years older, he would be twice as old as Tucker. Is Aidan older than Tucker?
by BTGmoderatorDC »
If Aidan were 10 years older, he would be twice as old as Tucker. Is...
2
Last post by swerve
Mon Aug 31, 2020 2:50 pm
On January 1st Thomas deposited $2,000 into an interest bearing checking account. If he made no withdrawals, what was...
by BTGmoderatorLU »
Source: Princeton Review On January 1st Thomas deposited $2,000 into...
0
Last post by BTGmoderatorLU
Mon Aug 31, 2020 9:43 am
Q1. (Numbers) N is a 3-digit positive integer. a is the hundreds digit, b the tens digit, and c the units digit.
by Max@Math Revolution »
Q1. (Numbers) N is a 3-digit positive integer. a is the hundreds...
1
Last post by Max@Math Revolution
Mon Aug 31, 2020 2:13 am
At a farmers market, a florist sells only roses, and customers can buy in two quantities: individual roses sell for
by BTGmoderatorDC »
At a farmers market, a florist sells only roses, and customers can...
0
Last post by BTGmoderatorDC
Sun Aug 30, 2020 5:19 pm
Maria left home 1/4 hour after her husband and drove over the same
by BTGModeratorVI »
Maria left home 1/4 hour after her husband and drove over the same...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Aug 30, 2020 1:44 pm
If \(x^2=y+5, y=z-2\) and \(z=2x,\) is \(x^3+y^2+z\) divisible by \(7?\)
by M7MBA »
If \(x^2=y+5, y=z-2\) and \(z=2x,\) is \(x^3+y^2+z\) divisible by...
1
Last post by deloitte247
Sun Aug 30, 2020 10:07 am
A rental car agency owns a total of \(5x\) cars and \(2x\) trucks, where \(x\) is a positive integer. If the agency purc
by M7MBA »
A rental car agency owns a total of \(5x\) cars and \(2x\) trucks,...
1
Last post by deloitte247
Sun Aug 30, 2020 9:14 am
How many books will fit into a drawer?
by BTGModeratorVI »
How many books will fit into a drawer? (1) Each book has a volume of...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Aug 30, 2020 4:45 am
A tank containing water started to leak. Did the tank contain more than 30 gallons of water when it started to leak?
by Gmat_mission »
A tank containing water started to leak. Did the tank contain more...
1
Last post by deloitte247
Sun Aug 30, 2020 12:01 am
If 25% of the company's employees contribute at least 4% of their salary to the Charity Fund, what percent of the compan
by Gmat_mission »
If 25% of the company's employees contribute at least 4% of their...
1
Last post by deloitte247
Sat Aug 29, 2020 10:47 pm
The profit from the sale of a certain appliance increases, though not proportionally, with the number of units sold. Did
by M7MBA »
The profit from the sale of a certain appliance increases, though not...
1
Last post by deloitte247
Sat Aug 29, 2020 9:58 pm
What is the remainder when integer n is divided by 10?
by BTGModeratorVI »
What is the remainder when integer n is divided by 10? (1) When n is...
2
EXPERT REPLIES
Last post by swerve
Sat Aug 29, 2020 6:08 pm
On a number line, the distance from point A to zero is greater than the distance from point B to zero. Does point C lie
by BTGmoderatorDC »
On a number line, the distance from point A to zero is greater than...
1
Last post by swerve
Sat Aug 29, 2020 5:55 pm
In the xy-coordinate plane, what are the x-coordinates of the four vertices of square JKMN ?
by BTGModeratorVI »
In the xy-coordinate plane, what are the x-coordinates of the four...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sat Aug 29, 2020 5:59 am
For all values x and y, \(x?y=\dfrac{3^{(2x+2y)}}{3^{(2x-2y)}}\). What is the value of...
by BTGmoderatorLU »
Source: Veritas Prep For all values x and y,...
0
Last post by BTGmoderatorLU
Fri Aug 28, 2020 10:39 am
Does Country X have more citizens than Country Y?
by BTGmoderatorLU »
Source: Veritas Prep Does Country X have more citizens than Country...
0
Last post by BTGmoderatorLU
Fri Aug 28, 2020 10:21 am
A number of apples and oranges are to be distributed evenly among a number of baskets. Each basket will...
by AAPL »
Manhattan Prep A number of apples and oranges are to be distributed...
0
Last post by AAPL
Fri Aug 28, 2020 7:36 am
If the original price of an item in a retail store is marked up by m percent and the resulting price is then...
by AAPL »
Manhattan Prep If the original price of an item in a retail store is...
0
Last post by AAPL
Fri Aug 28, 2020 7:03 am
8 cities, including Memphis, are finalists to be chosen to host a political convention.
by BTGModeratorVI »
8 cities, including Memphis, are finalists to be chosen to host a...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Fri Aug 28, 2020 5:29 am
How many of the employees at Company X have life insurance?
by BTGmoderatorDC »
How many of the employees at Company X have life insurance? (1) There...
0
Last post by BTGmoderatorDC
Thu Aug 27, 2020 6:06 pm
If 5x + 3y = 17, what is the value of x?
by BTGModeratorVI »
If 5x + 3y = 17, what is the value of x? (1) x is a positive integer...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Thu Aug 27, 2020 4:34 pm
If the eleven consecutive integer are listed from least to greatest, what is the average...
by BTGmoderatorLU »
Source: GMAT Prep If the eleven consecutive integers are listed fro...
0
Last post by BTGmoderatorLU
Thu Aug 27, 2020 3:29 pm
In a certain year the United Nations' total expenditures were $1.6 billion. Of this amount, 67.8 percent was paid by...
by BTGmoderatorLU »
Source: GMAT Prep In a certain year the United Nations' total...
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Last post by BTGmoderatorLU
Thu Aug 27, 2020 3:15 pm
Beth's bank charges a service fee on a regular checking account
by BTGModeratorVI »
Beth's bank charges a service fee on a regular checking account for...
0
Last post by BTGModeratorVI
Thu Aug 27, 2020 12:19 pm
W, X, Y, and Z represent distinct digits such that WX * YZ = 1995. What is the value of W?
by BTGModeratorVI »
W, X, Y, and Z represent distinct digits such that WX * YZ = 1995....
0
Last post by BTGModeratorVI
Thu Aug 27, 2020 12:18 pm
What is the remainder when a positive integer N is divided by 24?
by BTGModeratorVI »
What is the remainder when a positive integer N is divided by 24? (1)...
0
Last post by BTGModeratorVI
Thu Aug 27, 2020 12:06 pm
Given that \(x \ne 0,\) is \(\sqrt[3]{x}> \sqrt[5]{x}?\)
by Gmat_mission »
Given that \(x \ne 0,\) is \(\sqrt {x}> \sqrt {x}?\) (1) \(x <...
0
Last post by Gmat_mission
Thu Aug 27, 2020 8:24 am
The lengths of the sides of triangle \(ABC\) are such that \(AB = x + 2, BC = x - 3,\) and \(AC = y - 1.\) Which angle
by Gmat_mission »
The lengths of the sides of triangle \(ABC\) are such that \(AB = x +...
0
Last post by Gmat_mission
Thu Aug 27, 2020 8:21 am
Is integer \(p\) even?
by Gmat_mission »
Is integer \(p\) even? (1) \(2p + 1\) is odd. (2) \(\dfrac{p}2\) is...
0
Last post by Gmat_mission
Thu Aug 27, 2020 8:18 am
If \(a = 2.4d7,\) and \(d\) represents a digit from \(0\) to \(9,\) is \(d\) greater than \(4 ?\)
by Gmat_mission »
If \(a = 2.4d7,\) and \(d\) represents a digit from \(0\) to \(9,\)...
0
Last post by Gmat_mission
Thu Aug 27, 2020 8:13 am
A class contains boys and girls. What is the probability of selecting a boy from a class?
by Gmat_mission »
A class contains boys and girls. What is the probability of selecting...
0
Last post by Gmat_mission
Thu Aug 27, 2020 8:05 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
Thu Aug 27, 2020 8:03 am
If \(M\) is a set of consecutive even integers, is \(0\) in set \(M ?\)
by Gmat_mission »
If \(M\) is a set of consecutive even integers, is \(0\) in set \(M...
0
Last post by Gmat_mission
Thu Aug 27, 2020 7:57 am
The function \(\{x\}\) is defined as the lowest integer greater than or equal to \(x.\) What is the value of \(\{x\},\)
by Gmat_mission »
The function \(\{x\}\) is defined as the lowest integer greater than...
0
Last post by Gmat_mission
Thu Aug 27, 2020 7:52 am
If \(x\) and \(y\) are integers and \(-x\le y\le x,\) does \(\sqrt{x^2-y^2}=x+y?\)
by Gmat_mission »
If \(x\) and \(y\) are integers and \(-x\le y\le x,\) does...
0
Last post by Gmat_mission
Thu Aug 27, 2020 7:47 am
In the \(xy\)-plane, does the line \(L\) intersect the graph of \(y = x^2.\)
by Gmat_mission »
In the \(xy\)-plane, does the line \(L\) intersect the graph of \(y =...
0
Last post by Gmat_mission
Thu Aug 27, 2020 7:43 am
If each customer at the outdoor movie last night came in a car, what was the number of cars in which the customers came
by Gmat_mission »
If each customer at the outdoor movie last night came in a car, what...
0
Last post by Gmat_mission
Thu Aug 27, 2020 7:40 am
If \(w,x,y\) and \(z\) are consecutive positive integers, in the same order, which of the following expressions must be
by Gmat_mission »
If \(w,x,y\) and \(z\) are consecutive positive integers, in the same...
0
Last post by Gmat_mission
Thu Aug 27, 2020 7:37 am
In the \(xy\)-plane, is the \(x\)-intercept of the line \(y = mx + b\) positive? (\(m\) and \(b\) are non-zero numbers).
by M7MBA »
In the \(xy\)-plane, is the \(x\)-intercept of the line \(y = mx +...
0
Last post by M7MBA
Thu Aug 27, 2020 7:32 am
On the \(xy\)- coordinate grid, does the line passing through point \(P\) (not shown) have a slope greater than 2?
by M7MBA »
On the \(xy\)- coordinate grid, does the line passing through point...
0
Last post by M7MBA
Thu Aug 27, 2020 7:27 am
On the \(xy\)- coordinate grid, are points \(A(x_1,y_1)\) and \(B(x_2,y_2)\) equidistant from the origin?
by M7MBA »
On the \(xy\)- coordinate grid, are points \(A(x_1,y_1)\) and...
0
Last post by M7MBA
Thu Aug 27, 2020 7:25 am
Geometry
by swerve »
The contents of one full cylindrical silo are to be transferred to...
0
Last post by swerve
Thu Aug 27, 2020 4:28 am
If \(x\) is an integer and \(0 < x < 24,\) is \(\dfrac{24}{x}\) an integer?
by M7MBA »
If \(x\) is an integer and \(0 < x < 24,\) is \(\dfrac{24}{x}\)...
0
Last post by M7MBA
Thu Aug 27, 2020 1:31 am
Is \(x\) an integer?
by M7MBA »
Is \(x\) an integer? (1) \(x^2\) is an integer. (2) \(x/2\) is not an...
0
Last post by M7MBA
Thu Aug 27, 2020 1:25 am
If \(m\) and \(n\) are positive integers, what is the value of \(m?\)
by M7MBA »
If \(m\) and \(n\) are positive integers, what is the value of \(m?\)...
0
Last post by M7MBA
Thu Aug 27, 2020 1:19 am
Vertices of a triangle are at \((-2,1) , (3,1), (x,y)\) on a coordinate plane. What is the area of the triangle?
by M7MBA »
Vertices of a triangle are at \((-2,1) , (3,1), (x,y)\) on a...
0
Last post by M7MBA
Thu Aug 27, 2020 12:59 am
Is \(k\) greater than \(t?\)
by M7MBA »
Is \(k\) greater than \(t?\) (1) \(kt = 24\) (2) \(k^2 > t^2\)...
0
Last post by M7MBA
Thu Aug 27, 2020 12:55 am
Is \(x < y?\)
by M7MBA »
Is \(x < y?\) (1) \(\dfrac1{x} < \dfrac1{y}\) (2)...
0
Last post by M7MBA
Thu Aug 27, 2020 12:51 am
Is \(ab < 0?\)
by M7MBA »
Is \(ab < 0?\) (1) \(a^4b^9c^2<0\) (2) \(a(bc)^6>0\) Answer:...
0
Last post by M7MBA
Thu Aug 27, 2020 12:47 am