## Data Sufficiency

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OFFICIAL GUIDE QUESTION LIBRARY
by beatthegmat »
Join the discussion as you work through your Official Guide and gain...
0
Last post by beatthegmat
Wed Sep 20, 2017 9:23 am
Is x > 3y ?
by BTGmoderatorDC »
Is x > 3y ? (1) x/y > 3 (2) y > 7 OA C Source: Veritas Prep
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Last post by BTGmoderatorDC
Sat May 08, 2021 3:46 pm
If a and b are positive integers
by canbtg »
If a and b are positive integers is a/b < 9/11? A)a/b < 0.818...
6
Last post by [email protected]
Sat May 08, 2021 10:33 am
In a real estate office that employs n salespeople, f of the
by BTGmoderatorDC »
In a real estate office that employs n salespeople, f of them are...
2
Last post by [email protected]
Sat May 08, 2021 10:29 am
Robin invested a total of $12,000 in two investments, X and Y, so that by BTGModeratorVI » Robin invested a total of$12,000 in two investments, X and Y, so...
3
Last post by [email protected]
Sat May 08, 2021 10:25 am
Square ABCD is inscribed in circle O. What is the area of square region ABCD?
by BTGmoderatorDC »
Square ABCD is inscribed in circle O. What is the area of square...
2
Last post by [email protected]
Sat May 08, 2021 10:22 am
George has a total of B books in his library
by jjjinapinch »
George has a total of B books in his library, 25 of which are...
3
Last post by [email protected]
Sat May 08, 2021 10:16 am
A certain investment earned a fixed rate of 4 percent
by jjjinapinch »
A certain investment earned a fixed rate of 4 percent interest per...
4
Last post by [email protected]
Sat May 08, 2021 10:12 am
Is x = 1/y?
by jjjinapinch »
Is x = 1/y? (1) xy = 1 (2) 1/(xy) = 1 Official Guide question Answer:...
4
Last post by [email protected]
Sat May 08, 2021 10:00 am
Is rw = 0?
by BTGModeratorVI »
Is rw = 0? (1) -6 < r < 5 (2) 6 < w < 10 Answer: E...
2
Last post by [email protected]
Sat May 08, 2021 9:57 am
What was the range of the selling prices of the 30
by jjjinapinch »
What was the range of the selling prices of the 30 wallets sold by a...
3
Last post by [email protected]
Sat May 08, 2021 9:54 am
GMAT Official Guide 2019 Machine R and machine S work
by BTGmoderatorDC »
Machine R and machine S work at their respective constant rates. How...
3
Last post by [email protected]
Sat May 08, 2021 9:49 am
If sequence S has 120 terms, what is the 105th term of S?
by BTGModeratorVI »
If sequence S has 120 terms, what is the 105th term of S? (1) The...
2
Last post by [email protected]
Sat May 08, 2021 9:44 am
GMAT Official Guide 2019 Was the amount of John's
by BTGmoderatorDC »
Was the amount of John's heating bill for February greater than it...
2
Last post by [email protected]
Sat May 08, 2021 9:41 am
GMAT Official Guide 2019 Last semester, Professor K taught
by BTGmoderatorDC »
Last semester, Professor K taught two classes, A and B. Each student...
2
Last post by [email protected]
Sat May 08, 2021 9:39 am
white or blue. If one marble is to be selected at random fro
by jjjinapinch »
Each of the marbles in a jar is either red or white or blue. If one...
4
Last post by [email protected]
Sat May 08, 2021 9:35 am
If 25% of the employees at a firm did not take a vacation last year, what percent of the employees received a promotion?
by BTGmoderatorDC »
If 25% of the employees at a firm did not take a vacation last year,...
0
Last post by BTGmoderatorDC
Fri May 07, 2021 2:33 pm
Last Friday a certain shop sold 3/4 of the sweaters in its inventory. Each sweater sold for $20. What was the total reve by Gmat_mission » Last Friday a certain shop sold 3/4 of the sweaters in its inventory.... 0 Last post by Gmat_mission Fri May 07, 2021 8:01 am At what speed was a train traveling on a trip when it had completed half of the total distance of the trip? by Gmat_mission » At what speed was a train traveling on a trip when it had completed... 0 Last post by Gmat_mission Fri May 07, 2021 7:58 am Is $$rst = 1 ?$$ by Gmat_mission » Is $$rst = 1 ?$$ (1) $$rs = 1$$ (2) $$st = 1$$ Answer: E Source: GMAT... 0 Last post by Gmat_mission Fri May 07, 2021 7:52 am In a recent survey, twenty families reported their incomes for 1995. Was the range of reported 1995 incomes for these by Gmat_mission » In a recent survey, twenty families reported their incomes for 1995.... 0 Last post by Gmat_mission Fri May 07, 2021 7:50 am What is the volume of a certain rectangular solid? by Gmat_mission » What is the volume of a certain rectangular solid? (1) Two adjacent... 0 Last post by Gmat_mission Fri May 07, 2021 7:44 am If $$n$$ and $$t$$ are positive integers, is $$n$$ a factor of $$t?$$ by Gmat_mission » If $$n$$ and $$t$$ are positive integers, is $$n$$ a factor of $$t?$$... 0 Last post by Gmat_mission Fri May 07, 2021 7:42 am Is $$x$$ between $$0$$ and $$1?$$ by Gmat_mission » Is $$x$$ between $$0$$ and $$1?$$ (1) $$x$$ is between $$-\dfrac12$$... 0 Last post by Gmat_mission Fri May 07, 2021 7:37 am What is the value of $$a - b?$$ by M7MBA » What is the value of $$a - b?$$ (1) $$a=b+4$$ (2) $$(a-b)^2=16$$... 0 Last post by M7MBA Fri May 07, 2021 7:31 am What is the average (arithmetic mean) of $$x, y,$$ and $$z?$$ by M7MBA » What is the average (arithmetic mean) of $$x, y,$$ and $$z?$$ (1) $$x... 0 Last post by M7MBA Fri May 07, 2021 7:29 am Machines X and Y can work at their respective constant rates to manufacture a certain production unit. If both are by BTGmoderatorDC » Machines X and Y can work at their respective constant rates to... 0 Last post by BTGmoderatorDC Thu May 06, 2021 3:19 pm Que: What is the total number of sports clubs that John and Sandy have? by [email protected] Revolution » Que: What is the total number of sports clubs that John and Sandy... 0 Last post by [email protected] Revolution Wed May 05, 2021 9:28 pm Que: If x is an integer, is \(x^2-x$$ a multiple of 18? by [email protected] Revolution » Que: If x is an integer, is $$x^2-x$$ a multiple of 18? (1) x- 1 is... 1 Last post by [email protected] Revolution Wed May 05, 2021 9:18 pm In the 30-day month of June, a motorcycle dealership sold a different number of motorcycles each day. If it recorded at by BTGmoderatorDC » In the 30-day month of June, a motorcycle dealership sold a different... 1 Last post by swerve Wed May 05, 2021 6:39 pm At the bakery, Lew spent a total of$6.00 for one kind of cupcake and one kind of doughnut. How many doughnuts did he
by VJesus12 »
At the bakery, Lew spent a total of \$6.00 for one kind of cupcake and...
1
Last post by [email protected]
Wed May 05, 2021 7:01 am
If there are more than two numbers in a certain list, is each of the numbers in the list equal to 0?
by Gmat_mission »
If there are more than two numbers in a certain list, is each of the...
1
Last post by [email protected]
Wed May 05, 2021 6:58 am
Lines $$n$$ and $$p$$ lie in the $$xy$$-plane. Is the slope of line $$n$$ less than the slope of line $$p?$$
by VJesus12 »
Lines $$n$$ and $$p$$ lie in the $$xy$$-plane. Is the slope of line...
1
Last post by [email protected]
Wed May 05, 2021 6:55 am
0
Last post by BTGmoderatorLU
Wed May 05, 2021 3:49 am
Que: Is an integer 'n' odd?
by [email protected] Revolution »
Que: Is an integer 'n' odd? (1) n - 5 is an even integer. (2)...
1
Last post by [email protected] Revolution
Tue May 04, 2021 9:25 pm
Starting from the same point, a sparrow and a hawk flew in opposite directions. Each traveled at a constant speed until
by AAPL »
Princeton Review Starting from the same point, a sparrow and a hawk...
0
Last post by AAPL
Tue May 04, 2021 4:58 pm
If a and b are consecutive positive integers, and ab = 30x, is x an integer?
by BTGmoderatorLU »
Source: Manhattan Prep If a and b are consecutive positive integers,...
0
Last post by BTGmoderatorLU
Tue May 04, 2021 12:49 pm
If $$x > 0,$$ is $$\dfrac{x}{y} > x ?$$
by M7MBA »
If $$x > 0,$$ is $$\dfrac{x}{y} > x ?$$ (1) $$0 < y < 1$$...
0
Last post by M7MBA
Tue May 04, 2021 7:22 am
If $$xy = -18,$$ is $$x$$ less than $$y?$$
by M7MBA »
If $$xy = -18,$$ is $$x$$ less than $$y?$$ (1) $$x < 0$$ (2) $$y... 0 Last post by M7MBA Tue May 04, 2021 7:17 am If the symbol \(@$$ represents either addition or multiplication, which operation does it represent?
by M7MBA »
If the symbol $$@$$ represents either addition or multiplication,...
0
Last post by M7MBA
Tue May 04, 2021 7:14 am
What is the average (arithmetic mean) of $$j$$ and $$k?$$
by M7MBA »
What is the average (arithmetic mean) of $$j$$ and $$k?$$ (1) The...
0
Last post by M7MBA
Tue May 04, 2021 7:09 am
Machine $$M,$$ working alone at its constant rate, produces $$x$$ widgets every $$4$$ minutes. Machine $$N,$$ working
by M7MBA »
Machine $$M,$$ working alone at its constant rate, produces $$x$$...
0
Last post by M7MBA
Tue May 04, 2021 7:05 am
Is the perimeter of triangle $$ABC$$ less than $$15$$ centimeters?
by M7MBA »
Is the perimeter of triangle $$ABC$$ less than $$15$$ centimeters?...
0
Last post by M7MBA
Tue May 04, 2021 7:00 am
Is $$|x - y| > |x| - |y|?$$
by M7MBA »
Is $$|x - y| > |x| - |y|?$$ (1) $$y < x$$ (2) $$xy < 0$$...
0
Last post by M7MBA
Tue May 04, 2021 6:56 am
Is $$|x| < 1 ?$$
by M7MBA »
Is $$|x| < 1 ?$$ (1) $$|x + 1| = 2|x - 1|$$ (2) $$|x - 3| \ne 0$$...
0
Last post by M7MBA
Tue May 04, 2021 6:54 am
In the figure above, if $$MNOP$$ is a trapezoid and $$NOPR$$ is a parallelogram, what is the area of the triangular regi
by VJesus12 »
Capture.JPG In the figure above, if $$MNOP$$ is a trapezoid and...
0
Last post by VJesus12
Tue May 04, 2021 6:52 am
Circle $$1,$$ Circle $$2,$$ and Circle $$3$$ have the same center and have a radius $$r_1<r_2<r_3.$$ Let $$A_1$$ be the
by VJesus12 »
Circle $$1,$$ Circle $$2,$$ and Circle $$3$$ have the same center and...
0
Last post by VJesus12
Tue May 04, 2021 6:49 am
If both $$x$$ and $$y$$ are positive integers, what is the remainder when $$2\cdot 10^x+11y$$ is divided by $$9?$$
by VJesus12 »
If both $$x$$ and $$y$$ are positive integers, what is the remainder...
0
Last post by VJesus12
Tue May 04, 2021 6:45 am
In the figure shown, what is the value of $$x?$$
by VJesus12 »
Triangle.GIF In the figure shown, what is the value of $$x?$$ (1)...
0
Last post by VJesus12
Tue May 04, 2021 6:42 am
If $$ax + b = 0,$$ is $$x > 0?$$
by VJesus12 »
If $$ax + b = 0,$$ is $$x > 0?$$ (1) $$a + b > 0$$ (2) \(a - b...
0
Last post by VJesus12
Tue May 04, 2021 6:39 am
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