## Data Sufficiency

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OFFICIAL GUIDE QUESTION LIBRARY
by beatthegmat »
Join the discussion as you work through your Official Guide and gain...
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Last post by beatthegmat
Wed Sep 20, 2017 9:23 am
If $$2.00X$$ and $$3.00Y$$ are $$2$$ numbers in decimal form with thousandths digits $$X$$ and $$Y,$$ is
by VJesus12 »
If $$2.00X$$ and $$3.00Y$$ are $$2$$ numbers in decimal form with...
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Last post by [email protected]
Thu Sep 16, 2021 3:26 pm
In the diagram above, O is the center of the circle. What is the length of chord AC?
by BTGmoderatorDC »
cpotg_img4-300x285.png In the diagram above, O is the center of the...
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Last post by [email protected]
Thu Sep 16, 2021 3:25 pm
If $$k = (n + 2)(n - 2),$$ where $$n$$ is an integer value greater than $$2,$$ what is the value of $$k?$$
by VJesus12 »
If $$k = (n + 2)(n - 2),$$ where $$n$$ is an integer value greater...
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Last post by VJesus12
Thu Sep 16, 2021 11:52 am
If $$x$$ is a positive integer, what is the value of $$x?$$
by VJesus12 »
If $$x$$ is a positive integer, what is the value of $$x?$$ (1) The...
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Last post by VJesus12
Thu Sep 16, 2021 11:42 am
In the figure above, segments $$RS$$ and $$TU$$ represent two positions of the same ladder leaning against the side
by VJesus12 »
Untitled.png In the figure above, segments $$RS$$ and $$TU$$...
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Last post by VJesus12
Thu Sep 16, 2021 11:38 am
If $$p$$ and $$q$$ are integers, is $$pq > 0?$$
by VJesus12 »
If $$p$$ and $$q$$ are integers, is $$pq > 0?$$ (1) $$2^p\cdot... 0 Last post by VJesus12 Thu Sep 16, 2021 11:33 am Ten years ago, Dorothy deposited a certain amount of money in Account \(A$$ at a $$3\%$$ simple annual interest rate. At
by VJesus12 »
Ten years ago, Dorothy deposited a certain amount of money in Account...
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Last post by VJesus12
Thu Sep 16, 2021 11:30 am
The function $$f(n)$$ is given by the number of factors of $$n.$$ If $$p$$ and $$q$$ are positive integers and $$f(pq)$$
by VJesus12 »
The function $$f(n)$$ is given by the number of factors of $$n.$$ If...
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Last post by VJesus12
Thu Sep 16, 2021 11:26 am
Is quadrilateral $$ABCD$$ a square?
by VJesus12 »
Is quadrilateral $$ABCD$$ a square? (1) $$A = B = C = 90^{\circ}$$...
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Last post by VJesus12
Thu Sep 16, 2021 11:21 am
Set $$S$$ consists of more than two integers. Are all the numbers in set $$S$$ negative?
by VJesus12 »
Set $$S$$ consists of more than two integers. Are all the numbers in...
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Last post by VJesus12
Thu Sep 16, 2021 11:17 am
If $$k$$ is a positive integer, what is the remainder when $$62^{k^3}$$ is divided by $$7?$$
by VJesus12 »
If $$k$$ is a positive integer, what is the remainder when...
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Last post by VJesus12
Thu Sep 16, 2021 11:13 am
If the vertices of a triangle have coordinates $$(x,1), (5,1),$$ and $$(5,y)$$ where $$x<5$$ and $$y>1,$$ what is the
by VJesus12 »
If the vertices of a triangle have coordinates $$(x,1), (5,1),$$ and...
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Last post by VJesus12
Thu Sep 16, 2021 11:09 am
Warehouse W's revenue from the sale of sofas was what percent greater this year than it was last year?
by VJesus12 »
Warehouse W's revenue from the sale of sofas was what percent greater...
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Last post by VJesus12
Thu Sep 16, 2021 10:58 am
A certain company has 255 employees. If an employee is to be selected at random from the company's employees, is the pro
by VJesus12 »
A certain company has 255 employees. If an employee is to be selected...
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Last post by VJesus12
Thu Sep 16, 2021 10:54 am
A citrus fruit grower receives $15 for each crate of oranges shipped and$18 for each crate of grapefruit shipped.
by AAPL »
Official Guide A citrus fruit grower receives $15 for each crate of... 0 Last post by AAPL Thu Sep 16, 2021 8:18 am Terry holds 12 cards, each of which is red, white, green, or blue. If a person is to select a card randomly from the by Vincen » Terry holds 12 cards, each of which is red, white, green, or blue. If... 1 Last post by [email protected]GMATPrepNow Wed Sep 15, 2021 1:39 pm $$M$$ and $$N$$ are integers such that $$6<M<N.$$ What is the value of $$N?$$ by Vincen » $$M$$ and $$N$$ are integers such that $$6<M<N.$$ What is the... 1 Last post by [email protected] Wed Sep 15, 2021 1:37 pm Which data set has the greater standard deviation, data set $$K$$ or data set $$L?$$ by Vincen » Which data set has the greater standard deviation, data set $$K$$ or... 0 Last post by Vincen Wed Sep 15, 2021 9:26 am If $$243^x\cdot 463^y=n,$$ where $$x$$ and $$y$$ are positive integers, what is the units digit of $$n?$$ by Vincen » If $$243^x\cdot 463^y=n,$$ where $$x$$ and $$y$$ are positive... 0 Last post by Vincen Wed Sep 15, 2021 9:12 am If $$x^2y=z^3,$$ is $$z^3>0?$$ by Vincen » If $$x^2y=z^3,$$ is $$z^3>0?$$ (1) $$xy^2>0$$ (2) $$yz > 0$$... 0 Last post by Vincen Wed Sep 15, 2021 9:06 am In the figure above, what is the sum of the degree measures of the marked angles? by Vincen » 1.png In the figure above, what is the sum of the degree measures of... 0 Last post by Vincen Wed Sep 15, 2021 8:47 am In the rectangular coordinate system, are the points $$(a,b)$$ and $$(c,d)$$ equidistant from the origin? by Vincen » In the rectangular coordinate system, are the points $$(a,b)$$ and... 0 Last post by Vincen Wed Sep 15, 2021 8:42 am If $$P, Q, R,$$ and $$S$$ are positive integers, and $$\dfrac{P}{Q} = \dfrac{R}{S},$$ is $$R$$ divisible by $$5?$$ by Vincen » If $$P, Q, R,$$ and $$S$$ are positive integers, and $$\dfrac{P}{Q} =... 0 Last post by Vincen Wed Sep 15, 2021 8:34 am Beth's bank charges a service fee on a regular checking account for each month in which the balance on the account falls by BTGmoderatorLU » Source: GMAT Prep Beth's bank charges a service fee on a regular... 0 Last post by BTGmoderatorLU Wed Sep 15, 2021 8:15 am If r by BTGmoderatorDC » If r - s = 240, does r = 320? (1) r = 4s (2) s = 80 OA D Source:... 1 Last post by [email protected] Wed Sep 15, 2021 5:39 am Is the positive integer n odd? by AAPL » GMAT Prep Is the positive integer n odd? 1) n = 2k + 1, where k is a... 1 Last post by [email protected] Wed Sep 15, 2021 5:38 am Is \(|x| = y + z?$$ by Vincen » Is $$|x| = y + z?$$ (1) $$x + y = z$$ (2) $$x < 0$$ Answer: E... 1 Last post by gmatter2012 Mon Sep 13, 2021 8:37 pm In a retail store, the average (arithmetic mean) sale for month $$M$$ was $$d$$ dollars. Was the average (arithmetic mea by VJesus12 » In a retail store, the average (arithmetic mean) sale for month $$M$$... 1 Last post by gmatter2012 Mon Sep 13, 2021 8:19 pm In a freshman high school class there are 125 total students. If 75 of the total students are enrolled in Geometry, how by BTGmoderatorDC » In a freshman high school class there are 125 total students. If 75... 0 Last post by BTGmoderatorDC Mon Sep 13, 2021 7:47 pm In the rectangular coordinate system below, if OABC is a parallelogram and OA > OC, is the area of OABC > 50? by BTGmoderatorLU » Source: Princeton Review download (2).jpg In the rectangular... 0 Last post by BTGmoderatorLU Mon Sep 13, 2021 11:32 am Rishi spends$1054.69 on rent each month and receives a set monthly income. In January, he saved a certain amount
by AAPL »
Manhattan Prep Rishi spends \$1054.69 on rent each month and receives...
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Last post by AAPL
Mon Sep 13, 2021 5:17 am
During a 6·day local trade show, the least number of people registered in a single day was 80. Was the average
by BTGmoderatorDC »
During a 6·day local trade show, the least number of people...
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Last post by BTGmoderatorDC
Sun Sep 12, 2021 9:50 pm
A contractor combined $$x$$ tons of a gravel mixture that contained $$10$$ percent gravel $$G,$$ by weight, with y tons
by Gmat_mission »
A contractor combined $$x$$ tons of a gravel mixture that contained...
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Last post by [email protected]
Sun Sep 12, 2021 12:15 pm
If $$x$$ and $$y$$ are positive integers, is $$x^2 \cdot y^2$$ even?
by Gmat_mission »
If $$x$$ and $$y$$ are positive integers, is $$x^2 \cdot y^2$$ even?...
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Last post by Gmat_mission
Sun Sep 12, 2021 9:38 am
In isosceles triangle $$RST,$$ what is the measure of angle $$R?$$
by Gmat_mission »
In isosceles triangle $$RST,$$ what is the measure of angle $$R?$$...
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Last post by [email protected]
Sun Sep 12, 2021 9:33 am
A tank containing water started to leak. Did the tank contain more than 30 gallons of water when it started to leak?
by Gmat_mission »
A tank containing water started to leak. Did the tank contain more...
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Last post by Gmat_mission
Sun Sep 12, 2021 9:31 am
What is the value of $$|x|-|y| ?$$
by Gmat_mission »
What is the value of $$|x|-|y|?$$ (1) $$|x-y|=0$$ (2)...
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Last post by Gmat_mission
Sun Sep 12, 2021 9:29 am
In a real estate office that employs $$n$$ salespeople, $$f$$ of them are females and $$x$$ of the females are new...
by Gmat_mission »
In a real estate office that employs $$n$$ salespeople, $$f$$ of them...
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Last post by Gmat_mission
Sun Sep 12, 2021 9:18 am
The figure above shows Line $$L,$$ Circle $$1$$ with center at $$C_1,$$ and Circle $$2$$ with center at $$C_2.$$ Line
by Gmat_mission »
shot20.jpg The figure above shows Line $$L,$$ Circle $$1$$ with...
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Last post by Gmat_mission
Sun Sep 12, 2021 9:10 am
Is $$|a-c| + |a| = |c|?$$
by Gmat_mission »
Is $$|a-c| + |a| = |c|?$$ (1) $$ab > bc$$ (2) $$ab < 0$$...
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Last post by Gmat_mission
Sun Sep 12, 2021 9:04 am
The base of the roof of a building has a pentagonal shape. The roof is constructed as a regular pyramid with a pentagon
by Gmat_mission »
The base of the roof of a building has a pentagonal shape. The roof...
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Last post by Gmat_mission
Sun Sep 12, 2021 9:01 am
The positive integer $$k$$ has exactly two positive prime factors, $$3$$ and $$7.$$ If $$k$$ has a total of $$6$$ positi
by Gmat_mission »
The positive integer $$k$$ has exactly two positive prime factors,...
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Last post by Gmat_mission
Sun Sep 12, 2021 8:56 am
At the beginning of January 2003, Elizabeth invested money in an account that collected interest, compounding more frequ
by Gmat_mission »
At the beginning of January 2003, Elizabeth invested money in an...
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Last post by Gmat_mission
Sun Sep 12, 2021 8:51 am
If $$p$$ is a positive odd integer, what is the remainder when $$p$$ is divided by $$4?$$
by Gmat_mission »
If $$p$$ is a positive odd integer, what is the remainder when $$p$$...
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Last post by Gmat_mission
Sun Sep 12, 2021 8:48 am
If $$n$$ and $$t$$ are positive integers, what is the greatest prime factor of $$nt?$$
by Gmat_mission »
If $$n$$ and $$t$$ are positive integers, what is the greatest prime...
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Last post by Gmat_mission
Sun Sep 12, 2021 8:38 am
A certain list consists of five different integers. Is the average (arithmetic mean) of the two greatest integers in the
by Gmat_mission »
A certain list consists of five different integers. Is the average...
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Last post by Gmat_mission
Sun Sep 12, 2021 8:35 am
In parallelogram $$ABCD,$$ point $$E$$ is the midpoint of side $$AD$$ and point $$F$$ is the midpoint of side $$CD.$$ If
by Gmat_mission »
In parallelogram $$ABCD,$$ point $$E$$ is the midpoint of side $$AD$$...
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Last post by Gmat_mission
Sun Sep 12, 2021 8:29 am
If $$x$$ and $$y$$ are positive integers, is $$x$$ a prime number?
by Gmat_mission »
If $$x$$ and $$y$$ are positive integers, is $$x$$ a prime number?...
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Last post by Gmat_mission
Sun Sep 12, 2021 8:26 am
Given that $$x \ne 5,$$ is $$x>\dfrac1{(x-5)^2}?$$
by Gmat_mission »
Given that $$x \ne 5,$$ is $$x>\dfrac1{(x-5)^2}?$$ 1) $$x > 0$$...
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Last post by Gmat_mission
Sun Sep 12, 2021 8:21 am