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Data Sufficiency

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Probability
by swerve »
What is the probability of selecting a white ball from a jar at...
0
Last post by swerve
Wed Dec 02, 2020 10:47 am
Distance/Rate Problems
by swerve »
Bill rides his bile to work in the morning on a route that is \(18\,...
0
Last post by swerve
Wed Dec 02, 2020 10:37 am
Work/Rate Problems
by swerve »
Sally and Sanjit are working together on the same task. By herself,...
0
Last post by swerve
Wed Dec 02, 2020 10:30 am
If a club made a gross profit of $0.25 for each candy bar it sold, how many candy bars did the club sell?
by BTGModeratorVI »
If a club made a gross profit of $0.25 for each candy bar it sold,...
2
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Last post by Brent@GMATPrepNow
Wed Dec 02, 2020 9:30 am
An initial investment of $10,000 was deposited in a bank account one year ago, and additional deposits were made during
by BTGModeratorVI »
An initial investment of $10,000 was deposited in a bank account one...
2
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Wed Dec 02, 2020 9:29 am
A certain company has 255 employees. If an employee is to be selected at random from the company's employees, is the...
by AAPL »
GMAT Prep A certain company has 255 employees. If an employee is to...
0
Last post by AAPL
Wed Dec 02, 2020 5:34 am
Q is a cube. Find the volume of the cube.
by BTGmoderatorDC »
Q is a cube. Find the volume of the cube. (1) The total surface area...
1
Last post by swerve
Tue Dec 01, 2020 11:44 am
Which sport utility vehicle has a higher list price, the Touristo or the Leisure?
by BTGModeratorVI »
Which sport utility vehicle has a higher list price, the Touristo or...
2
EXPERT REPLIES
Last post by swerve
Tue Dec 01, 2020 11:35 am
If all of the six faces of a concrete block are rectangular, what is the volume of the block?
by BTGModeratorVI »
If all of the six faces of a concrete block are rectangular, what is...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Tue Dec 01, 2020 7:11 am
If each of the stamps Carla bought cost 20, 25, or 30 cents and she bought
by BTGModeratorVI »
If each of the stamps Carla bought cost 20, 25, or 30 cents and she...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Tue Dec 01, 2020 7:11 am
Jinhee spent $65 on hats. If she bought only derbies and fedoras, how many derbies did she buy?
by BTGmoderatorLU »
Source: Princeton Review Jinhee spent $65 on hats. If she bought...
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Last post by BTGmoderatorLU
Tue Dec 01, 2020 5:09 am
Working together without a break, Jermaine and Crystal can do a job in 12 hours. How long will it take Crystal to do...
by BTGmoderatorLU »
Source: Princeton Review Working together without a break, Jermaine...
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Last post by BTGmoderatorLU
Tue Dec 01, 2020 5:07 am
Que: If m and n are integers and p = 13m + 25n, is p odd? (1) One of m and n is odd. (2) n is even
by Max@Math Revolution »
Que: If m and n are integers and p = 13m + 25n, is p odd? (1) One of...
1
Last post by Max@Math Revolution
Tue Dec 01, 2020 12:34 am
Fractions/Ratios/Decimals
by swerve »
A nursery has 30 trees, carrying only pines, oaks, and maples. How...
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Last post by swerve
Mon Nov 30, 2020 11:37 am
Overlapping Sets
by swerve »
All attendees at a university gathering are faculty or alumni of the...
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Last post by swerve
Mon Nov 30, 2020 11:23 am
In a two-story apartment complex, each apartment on the upper floor
by BTGModeratorVI »
In a two-story apartment complex, each apartment on the upper floor...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Mon Nov 30, 2020 11:20 am
The farmer in the Deli sandwich shop sells two kinds of sandwich: tuna melts and veggie melts. Each customer buys...
by AAPL »
Manhattan Prep The Farmer in the Deli sandwich shop sells two kinds...
0
Last post by AAPL
Mon Nov 30, 2020 4:33 am
A herd of 33 sheep is sheltered in a barn with 7 stalls, each of which is labeled with a unique letter from A to G...
by AAPL »
Manhattan Prep A herd of 33 sheep is sheltered in a barn with 7...
0
Last post by AAPL
Mon Nov 30, 2020 4:20 am
At a particular business school which requires applicants to submit GMAT scores, the difference between the average GMAT
by BTGmoderatorDC »
At a particular business school which requires applicants to submit...
0
Last post by BTGmoderatorDC
Sun Nov 29, 2020 4:54 pm
In a group of 3 girls and 2 boys, the average height is 120 centimeters. If the tallest boy is 140 centimeters, is the
by M7MBA »
In a group of 3 girls and 2 boys, the average height is 120...
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Last post by M7MBA
Sun Nov 29, 2020 1:03 pm
If regular polygon \(A\) and regular polygon \(B\) can be inscribed in the same circle, is the side of polygon \(A\)
by M7MBA »
If regular polygon \(A\) and regular polygon \(B\) can be inscribed...
0
Last post by M7MBA
Sun Nov 29, 2020 12:56 pm
Is \(3^x>\dfrac{x}{|x|}?\)
by M7MBA »
Is \(3^x>\dfrac{x}{|x|}?\) (1) \(|x|=3\) (2) \(x<0\) Answer: D...
0
Last post by M7MBA
Sun Nov 29, 2020 12:49 pm
What is the value of \(x?\)
by M7MBA »
What is the value of \(x?\) 1) \(x=x^3\) 2) \(x^2=x^3\) Answer: E...
0
Last post by M7MBA
Sun Nov 29, 2020 12:32 pm
If \(z\) is a positive two-digit even number, what is the ones digit of \(z?\)
by M7MBA »
If \(z\) is a positive two-digit even number, what is the ones digit...
0
Last post by M7MBA
Sun Nov 29, 2020 12:22 pm
If there are 13 boys in club X, what is the average age of these boys?
by BTGModeratorVI »
If there are 13 boys in club X, what is the average age of these...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Nov 29, 2020 10:48 am
Of the 60 animals on a certain farm, 2/3 are either pigs or cows. How many of the animals are cows?
by BTGModeratorVI »
Of the 60 animals on a certain farm, 2/3 are either pigs or cows. How...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Nov 29, 2020 10:47 am
What is the value of \(x?\)
by Vincen »
What is the value of \(x?\) (1) \(2x + 3y = 12\) (2) \(5x + 7y = 29\)...
1
Last post by deloitte247
Sun Nov 29, 2020 2:30 am
50 Jars sit on a shelf, of which 12 are red and not round; and 30 are round and not red. How many jars sit on the shelf
by Gmat_mission »
50 Jars sit on a shelf, of which 12 are red and not round; and 30 are...
0
Last post by Gmat_mission
Sun Nov 29, 2020 12:42 am
What is the largest number of rectangular boxes which can be stored in a circular barrel?
by M7MBA »
What is the largest number of rectangular boxes which can be stored...
0
Last post by M7MBA
Sun Nov 29, 2020 12:40 am
\(3\) lines intersect at point \(P,\) so that \(6\) angles are created. What is the sum of two randomly selected angles?
by M7MBA »
\(3\) lines intersect at point \(P,\) so that \(6\) angles are...
0
Last post by M7MBA
Sun Nov 29, 2020 12:38 am
In the figure given, what is the value of \(y?\)
by M7MBA »
Untitled.png In the figure given, what is the value of \(y?\) (1)...
0
Last post by M7MBA
Sun Nov 29, 2020 12:34 am
Is \(a^n > b^n?\)
by M7MBA »
Is \(a^n > b^n?\) (1) \(a > b\) (2) \(ab < 0\) Answer: E...
0
Last post by M7MBA
Sun Nov 29, 2020 12:31 am
Until this coming April, the price of all Albanian products will equal their gross price plus a tax of 20 percent. By
by M7MBA »
Until this coming April, the price of all Albanian products will...
0
Last post by M7MBA
Sun Nov 29, 2020 12:06 am
If \(P\) is the product of all the even numbers between \(1\) and positive integer \(n,\) how many trailing zeros does
by M7MBA »
If \(P\) is the product of all the even numbers between \(1\) and...
0
Last post by M7MBA
Sun Nov 29, 2020 12:00 am
In the \(xy\)-plane, is the point \((g,k)\) in the region that consists of all the points \((x,y)\) such that
by M7MBA »
In the \(xy\)-plane, is the point \((g,k)\) in the region that...
0
Last post by M7MBA
Sat Nov 28, 2020 11:57 pm
If \(n\) is a positive integer, is \((n+2)(n+3)\) divisible by \(8?\)
by M7MBA »
If \(n\) is a positive integer, is \((n+2)(n+3)\) divisible by \(8?\)...
0
Last post by M7MBA
Sat Nov 28, 2020 11:55 pm
\(p\) different prizes are hidden inside \(v\) vases. One of the vases can hold up to two prizes, while the rest can
by M7MBA »
\(p\) different prizes are hidden inside \(v\) vases. One of the...
0
Last post by M7MBA
Sat Nov 28, 2020 11:52 pm
During a 6·day local trade show, the least number of people registered in a single day was 80. Was the average (arithmet
by M7MBA »
During a 6·day local trade show, the least number of people...
0
Last post by M7MBA
Sat Nov 28, 2020 11:46 pm
An employee is paid 1.5 times the regular hourly rate for each hour worked in excess of 40 hours per week, excluding
by M7MBA »
An employee is paid 1.5 times the regular hourly rate for each hour...
0
Last post by M7MBA
Sat Nov 28, 2020 11:43 pm
If \(x\) is an integer, is \(|x| > 1?\)
by M7MBA »
If \(x\) is an integer, is \(|x| > 1?\) (1) \((1 - 2x)(1 + x) <...
0
Last post by M7MBA
Sat Nov 28, 2020 11:38 pm
A poplar tree was 3 feet high when it was planted on January 1, 1970. During what year did it pass the height of 20 feet
by BTGModeratorVI »
A poplar tree was 3 feet high when it was planted on January 1, 1970....
2
EXPERT REPLIES
Last post by deloitte247
Sat Nov 28, 2020 11:32 pm
Is \((x^7)(y^2)(z^3)>0?\)
by M7MBA »
Is \((x^7)(y^2)(z^3)>0?\) (1) \(yz<0\) (2) \(xz>0\) Answer:...
0
Last post by M7MBA
Sat Nov 28, 2020 11:30 pm
If \(xy < 0,\) is \(\dfrac{x}{y} > z ?\)
by M7MBA »
If \(xy < 0,\) is \(\dfrac{x}{y} > z ?\) (1) \(xyz < 0\) (2)...
0
Last post by M7MBA
Sat Nov 28, 2020 11:25 pm
Is \(yz = x?\)
by M7MBA »
Is \(yz = x?\) (1) \(y > \dfrac{x}{z}\) (2) \(z < 0\) Answer: A...
0
Last post by M7MBA
Sat Nov 28, 2020 11:21 pm
Is \(X^2Y^3Z^2>0?\)
by M7MBA »
Is \(X^2Y^3Z^2>0?\) (1) \(XY > 0\) (2) \(YZ < 0\) Answer: E...
0
Last post by M7MBA
Sat Nov 28, 2020 11:18 pm
Is \(x\) an even integer?
by VJesus12 »
Is \(x\) an even integer? (1) \(x^2\) is divisible by \(4.\) (2)...
0
Last post by VJesus12
Sat Nov 28, 2020 11:15 pm
What is the volume of a certain rectangular solid?
by VJesus12 »
What is the volume of a certain rectangular solid? (1) Two adjacent...
0
Last post by VJesus12
Sat Nov 28, 2020 11:13 pm
What is the value of \(\dfrac{r}2 + \dfrac{s}2 ?\)
by VJesus12 »
What is the value of \(\dfrac{r}2 + \dfrac{s}2 ?\) (1) \(\dfrac{r +...
0
Last post by VJesus12
Sat Nov 28, 2020 11:11 pm
In \(1979\) Mr. Jackson bought a total of \(n\) shares of stock \(X\) and Mrs. Jackson bought a total of \(300\) shares
by VJesus12 »
In \(1979\) Mr. Jackson bought a total of \(n\) shares of stock \(X\)...
0
Last post by VJesus12
Sat Nov 28, 2020 11:07 pm
A manufacturer produced \(x\) percent more video cameras in 1994 than in 1993 and \(y\) percent more in 1995 than in
by VJesus12 »
A manufacturer produced \(x\) percent more video cameras in 1994 than...
0
Last post by VJesus12
Sat Nov 28, 2020 11:02 pm