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Data Sufficiency

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A total of 20 amounts are entered on a spreadsheet that has 5 rows and 4 columns; each of the 20 positions...
by AAPL »
Official Guide A total of 20 amounts are entered on a spreadsheet...
1
Last post by Scott@TargetTestPrep
Wed Jun 30, 2021 10:38 am
If the vertices of a triangle have coordinates (x, 1),
by BTGmoderatorLU »
Source: Official Guide If the set S consists of five consecutive...
3
Last post by Scott@TargetTestPrep
Wed Jun 30, 2021 10:35 am
What was the amount of money donated to a certain charity?
by BTGmoderatorLU »
Source: Official Guide, What was the amount of money donated to a...
2
Last post by Scott@TargetTestPrep
Wed Jun 30, 2021 9:46 am
For a recent play performance, the ticket prices were $25
by Gmat_mission »
For a recent play performance, the ticket prices were $25 per adult...
2
Last post by Scott@TargetTestPrep
Wed Jun 30, 2021 9:40 am
The total cost of an office dinner was shared equally by \(k\) of the \(n\) employees who attended the dinner. What was
by Vincen »
The total cost of an office dinner was shared equally by \(k\) of the...
2
Last post by Scott@TargetTestPrep
Wed Jun 30, 2021 9:35 am
If p, s, and t are positive integer, is |ps - pt| > p(s - t) ?
by BTGModeratorVI »
If p, s, and t are positive integer, is |ps - pt| > p(s - t) ? (1)...
3
Last post by Scott@TargetTestPrep
Wed Jun 30, 2021 9:12 am
If \(J, S,\) and \(V\) are points on the number line, what is the distance between \(S\) and \(V?\)
by Vincen »
If \(J, S,\) and \(V\) are points on the number line, what is the...
1
Last post by Scott@TargetTestPrep
Wed Jun 30, 2021 8:51 am
If two elements are dropped from set X {-10, -8, 0, 6, 7}, what will be the percentage change in its mean?
by BTGmoderatorLU »
Source: Manhattan Prep If two elements are dropped from set X {-10,...
0
Last post by BTGmoderatorLU
Wed Jun 30, 2021 7:08 am
The median price of all houses sold in the Seaside Hills neighborhood last year was $450,000. Was the average
by BTGmoderatorLU »
Source: Manhattan Prep The median price of all houses sold in the...
0
Last post by BTGmoderatorLU
Wed Jun 30, 2021 7:03 am
Que: What is the standard deviation of four numbers a, b, c, and d?
by Max@Math Revolution »
Que: What is the standard deviation of four numbers a, b, c, and d?...
1
Last post by Max@Math Revolution
Tue Jun 29, 2021 9:07 pm
In the diagram above, rectangle ABCD is intersected by line WZ at points X and Y. What is the measure of angle ZYB?
by BTGmoderatorDC »
PolygonXYBDC.png In the diagram above, rectangle ABCD is intersected...
0
Last post by BTGmoderatorDC
Tue Jun 29, 2021 7:46 pm
In the figure shown, point \(O\) is the center of the semicircle, and points \(B, C, D\) lie on the semicircle. If the
by M7MBA »
Untitled.png In the figure shown, point \(O\) is the center of the...
1
Last post by Brent@GMATPrepNow
Tue Jun 29, 2021 5:51 am
ABC is an equilateral triangle, and point D is the midpoint of side BC. A is also a point on circle with radius
by BTGmoderatorDC »
ABC is an equilateral triangle, and point D is the midpoint of side...
0
Last post by BTGmoderatorDC
Mon Jun 28, 2021 6:16 pm
During a sale, for each shirt that Mark purchased at the regular price, he also purchased a shirt at half the regular
by AAPL »
GMAT Prep During a sale, for each shirt that Mark purchased at the...
0
Last post by AAPL
Mon Jun 28, 2021 8:57 am
From 1985 to 1994, what was the percent increase in total United States trade?
by Gmat_mission »
From 1985 to 1994, what was the percent increase in total United...
1
Last post by Brent@GMATPrepNow
Mon Jun 28, 2021 5:11 am
In the first year of a pyramid scheme, John convinced y of his friends to pay 30 dollars each to join a particular
by BTGmoderatorDC »
In the first year of a pyramid scheme, John convinced y of his...
0
Last post by BTGmoderatorDC
Mon Jun 28, 2021 12:33 am
Que: The cost of a certain phone call was $2 for the first 2 minutes and $0.10 for.......
by Max@Math Revolution »
Que: The cost of a certain phone call was $2 for the first 2 minutes...
1
Last post by Max@Math Revolution
Sun Jun 27, 2021 8:03 pm
If \(xy\ne 0,\) is \(xy>0?\)
by Gmat_mission »
If \(xy\ne 0,\) is \(xy>0?\) (1) \(\sqrt {32}=\dfrac12\) (2)...
0
Last post by Gmat_mission
Sun Jun 27, 2021 1:06 am
John is paid \(x\) dollars per hour for the first \(8\) hours that he works in a given day, \(1.5x\) dollars per hour
by M7MBA »
John is paid \(x\) dollars per hour for the first \(8\) hours that he...
0
Last post by M7MBA
Sun Jun 27, 2021 12:55 am
To fill an order, a manufacturer had to produce \(1000\) tools per day for \(n\) days. What is the value of \(n?\)
by M7MBA »
To fill an order, a manufacturer had to produce \(1000\) tools per...
0
Last post by M7MBA
Sun Jun 27, 2021 12:50 am
Henry purchased \(3\) items during a sale. He received a \(20\) percent discount off the regular price of the most expen
by M7MBA »
Henry purchased \(3\) items during a sale. He received a \(20\)...
0
Last post by M7MBA
Sun Jun 27, 2021 12:13 am
If \(m\) and \(n\) are positive integers and \(r\) is the remained when \(5(10^n) + m\) is divided by \(3,\) what is the
by M7MBA »
If \(m\) and \(n\) are positive integers and \(r\) is the remained...
0
Last post by M7MBA
Sun Jun 27, 2021 12:07 am
What is the value of the median of the list of integers above if \(a < b < c < d < e?\)
by M7MBA »
\(\{a, b, c, d, e\}\) What is the value of the median of the list of...
0
Last post by M7MBA
Sun Jun 27, 2021 12:02 am
How many odd integers are greater than the integer \(x\) and less than the integer \(y?\)
by M7MBA »
How many odd integers are greater than the integer \(x\) and less...
0
Last post by M7MBA
Sat Jun 26, 2021 11:59 pm
What was the price at which a merchant sold a certain appliance?
by M7MBA »
What was the price at which a merchant sold a certain appliance? (1)...
0
Last post by M7MBA
Sat Jun 26, 2021 11:49 pm
Alice bought a certain number of 30 cent stamps, 35 cent stamps, and 40 cent stamps. She spent a total of $4.20 in buyin
by VJesus12 »
Alice bought a certain number of 30 cent stamps, 35 cent stamps, and...
1
Last post by swerve
Sat Jun 26, 2021 10:09 am
If \(2x + y = 7,\) what is the value of \(x?\)
by VJesus12 »
If \(2x + y = 7,\) what is the value of \(x?\) (1) \(y = 3\) (2) \(3x...
1
Last post by Brent@GMATPrepNow
Sat Jun 26, 2021 7:23 am
Is \(a\) prime?
by VJesus12 »
Is \(a\) prime? (1) \(x! = a\) (2) \(x > 2\) Answer: C Source:...
0
Last post by VJesus12
Sat Jun 26, 2021 5:47 am
If \(m, n,\) and \(p\) are integers, is \(m + n\) odd?
by VJesus12 »
If \(m, n,\) and \(p\) are integers, is \(m + n\) odd? (1) \(m = p^2...
0
Last post by VJesus12
Sat Jun 26, 2021 5:43 am
What is the average (arithmetic mean) of \(3m\) and \(12n?\)
by VJesus12 »
What is the average (arithmetic mean) of \(3m\) and \(12n?\) (1) \(m...
0
Last post by VJesus12
Sat Jun 26, 2021 5:31 am
The numbers \(D, N,\) and \(P\) are positive integers, such that \(D < N,\) and \(N\) is not a power of \(D.\) Is \(D\)
by VJesus12 »
The numbers \(D, N,\) and \(P\) are positive integers, such that \(D...
0
Last post by VJesus12
Sat Jun 26, 2021 5:22 am
\(a=x+y\) and \(b=x-y.\) If \(a^2=b^2,\) what is the value of \(y?\)
by VJesus12 »
\(a=x+y\) and \(b=x-y.\) If \(a^2=b^2,\) what is the value of \(y?\)...
0
Last post by VJesus12
Sat Jun 26, 2021 5:11 am
Que: If ‘p’ and ‘q’ are integers, what is the value of q?
by Max@Math Revolution »
Que: If ‘p’ and ‘q’ are integers, what is the value of q?...
1
Last post by Max@Math Revolution
Fri Jun 25, 2021 8:58 pm
100 consumers were surveyed about their use of two products, soap A and soap B. How many of the consumers used only soap
by BTGmoderatorLU »
Source: Veritas Prep 100 consumers were surveyed about their use of...
0
Last post by BTGmoderatorLU
Fri Jun 25, 2021 8:20 am
Pat bought 5 pounds of apples. How many pounds of pears could he have bought for the same amount of money?
by VJesus12 »
Pat bought 5 pounds of apples. How many pounds of pears could he have...
1
Last post by Brent@GMATPrepNow
Fri Jun 25, 2021 5:10 am
The 10 students in a history class recently took an examination. What was the maximum score on the examination?
by AAPL »
Official Guide The 10 students in a history class recently took an...
0
Last post by AAPL
Fri Jun 25, 2021 4:47 am
Ann deposited money into two new accounts, \(A\) and \(B.\) Account \(A\) earns \(5\) percent simple annual interest,
by VJesus12 »
Ann deposited money into two new accounts, \(A\) and \(B.\) Account...
0
Last post by VJesus12
Thu Jun 24, 2021 11:50 am
If \(a_1, a_2, a_3, \ldots, a_n,\ldots\) is a sequence such that \(a_n=2n\) for all \(n\ge 1,\) is \(a_i\) greater than
by VJesus12 »
If \(a_1, a_2, a_3, \ldots, a_n,\ldots\) is a sequence such that...
0
Last post by VJesus12
Thu Jun 24, 2021 11:45 am
If \(n=x^5\cdot y^7,\) where \(x\) and \(y\) are positive integers greater than \(1,\) then how many positive divisors
by VJesus12 »
If \(n=x^5\cdot y^7,\) where \(x\) and \(y\) are positive integers...
0
Last post by VJesus12
Thu Jun 24, 2021 11:41 am
If \(x\) is an integer, is \((x^2 + 1)(x + 5)\) an even number?
by Vincen »
If \(x\) is an integer, is \((x^2 + 1)(x + 5)\) an even number? (1)...
0
Last post by Vincen
Thu Jun 24, 2021 11:29 am
If \(x\) and \(y\) are positive integers, is \(x^{16} - y^8 + 345y^2\) divisible by \(15?\)
by Vincen »
If \(x\) and \(y\) are positive integers, is \(x^{16} - y^8 +...
0
Last post by Vincen
Thu Jun 24, 2021 11:26 am
What is the value of the positive integer \(m?\)
by Vincen »
What is the value of the positive integer \(m?\) (1) When \(m\) is...
0
Last post by Vincen
Thu Jun 24, 2021 11:19 am
A certain company currently has how many employees?
by Vincen »
A certain company currently has how many employees? (1) If 3...
0
Last post by Vincen
Thu Jun 24, 2021 11:09 am
If \(n\) is a positive integer and \(r\) is the remainder when \(4 + 7n\) is divided by \(3,\) what is the value of
by Vincen »
If \(n\) is a positive integer and \(r\) is the remainder when \(4 +...
0
Last post by Vincen
Thu Jun 24, 2021 10:54 am
For any integer \(n\) greater than \(1,\) factorial denotes the product of all the integers from \(1\) to \(n,\) inclusi
by Vincen »
For any integer \(n\) greater than \(1,\) factorial denotes the...
1
Last post by swerve
Thu Jun 24, 2021 10:52 am
Does \(x = y?\)
by Vincen »
Does \(x = y?\) (1) \(| x |=| y |\) (2) \(x^2=y^2\) Answer: E Source:...
0
Last post by Vincen
Thu Jun 24, 2021 10:50 am
If the average (arithmetic mean) of the five numbers \(x, 7, 2, 16,\) and \(11\) is equal to the median of five numbers,
by Vincen »
If the average (arithmetic mean) of the five numbers \(x, 7, 2, 16,\)...
0
Last post by Vincen
Thu Jun 24, 2021 10:47 am
After winning \(50\) percent of the first \(20\) games it played, Team \(A\) won all of the remaining games it played.
by Vincen »
After winning \(50\) percent of the first \(20\) games it played,...
0
Last post by Vincen
Thu Jun 24, 2021 10:44 am
If \(n\) is an integer, is \(\dfrac{n}7\) an integer?
by Vincen »
If \(n\) is an integer, is \(\dfrac{n}7\) an integer? (1)...
0
Last post by Vincen
Thu Jun 24, 2021 10:28 am
There are exactly \(6\) teams in league \(x.\) What was the total number of games played by the \(6\) teams last season?
by Vincen »
There are exactly \(6\) teams in league \(x.\) What was the total...
0
Last post by Vincen
Thu Jun 24, 2021 10:12 am