## 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
Que: When the equation $$x^2+ax+b=0$$ has roots p and q, what is the value of p + q?
by [email protected] Revolution »
Que: When the equation $$x^2+ax+b=0$$ has roots p and q, what is the...
1
Last post by [email protected] Revolution
Sat May 15, 2021 9:17 pm
In a single Epsilon trial, the probability of Outcome T is 1/4. Suppose a researcher conducts a series of n independent
by AAPL »
Magoosh In a single Epsilon trial, the probability of Outcome T is...
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Last post by AAPL
Sat May 15, 2021 8:10 am
If x and y are two points on the number line what is the value of x + y?
by BTGmoderatorDC »
If x and y are two points on the number line what is the value of x +...
1
Last post by [email protected]
Sat May 15, 2021 7:26 am
If the list price of a new car was $$\12,300,$$ what was the cost of the car to the dealer?
by Gmat_mission »
If the list price of a new car was $$\12,300,$$ what was the cost of...
1
Last post by [email protected]
Sat May 15, 2021 7:20 am
At least 100 students at a certain high school study Japanese. If 4 percent of the students at the school who study Fren
by Gmat_mission »
At least 100 students at a certain high school study Japanese. If 4...
1
Last post by [email protected]
Sat May 15, 2021 6:00 am
A circular patch is placed on a square piece of fabric. What is the perimeter of the square piece of fabric?
by BTGmoderatorLU »
Source: Princeton Review A circular patch is placed on a square...
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Last post by BTGmoderatorLU
Fri May 14, 2021 11:37 am
If x and y are positive integers and $$x=y^{a-2},$$ is x a factor of y?
by BTGmoderatorLU »
Source: Princeton Review If x and y are positive integers and...
0
Last post by BTGmoderatorLU
Fri May 14, 2021 11:25 am
Concept being tested here is
by [email protected] »
If r and sare positive integers, can the fraction Â£be expressed as...
2
Last post by [email protected]
Fri May 14, 2021 6:51 am
Qn #80 in OG12
by papgust »
If r > 0 and s > 0, is r/s < s/r? (1) r / 3s = 1/4 (2) s = r...
5
Last post by [email protected]
Fri May 14, 2021 6:46 am
dint get the explanation in OG
by [email protected] »
In the xy coordinate plane, is point R equidistant from points...
2
Last post by [email protected]
Fri May 14, 2021 6:41 am
OG What is the area of triangular region ABC above?
What is the area of triangular region ABC above? (1) The product of...
3
Last post by [email protected]
Fri May 14, 2021 6:28 am
A tank is filled with gasoline to a depth of exactly 2 feet. The tank is a cylinder resting horizontally on its side, wi
by BTGModeratorVI »
A tank is filled with gasoline to a depth of exactly 2 feet. The tank...
1
Last post by [email protected]
Fri May 14, 2021 6:19 am
On a certain nonstop trip, Marta averaged x miles per hour for 2 hours and y miles per hour for the remaining 3 hours. W
by BTGModeratorVI »
On a certain nonstop trip, Marta averaged x miles per hour for 2...
3
Last post by [email protected]
Fri May 14, 2021 6:17 am
OG Two points, N and Q
Two points, N and Q (not shown), lie to the right of point M on line...
2
Last post by [email protected]
Fri May 14, 2021 6:13 am
7, 9, 6, 4, 5, x If x is a number in the list above
7, 9, 6, 4, 5, x If x is a number in the list above, what is the...
3
Last post by [email protected]
Fri May 14, 2021 6:11 am
If a merchant purchased a sofa from a manufacturer for $400 by AbeNeedsAnswers » If a merchant purchased a sofa from a manufacturer for$400 and then...
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Last post by [email protected]
Fri May 14, 2021 6:09 am
29-34
by magical cook »
A merchant discounted the sale price of a coat and the sale price of...
10
Last post by [email protected]
Fri May 14, 2021 6:07 am
From May 1 to May 30 in the same year, the balance in
by Gmat_mission »
From May 1 to May 30 in the same year, the balance in a checking...
2
Last post by [email protected]
Fri May 14, 2021 6:05 am
A rectangular solid has length, width, and height of L cm
A rectangular solid has length, width, and height of L cm, W cm, and...
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Last post by [email protected]
Fri May 14, 2021 6:03 am
Is x = y?
Is x = y? (1) 2x/3 - y/3 = 1/3 (2) x/4 - y/4 = 0 B Source: Official...
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Last post by [email protected]
Fri May 14, 2021 6:01 am
The length, width, and height of a rectangular box
The length, width, and height of a rectangular box, in centimeters,...
3
Last post by [email protected]
Fri May 14, 2021 5:58 am
If 2.00X and 3.00Y are 2 numbers in decimal form with thousandths
by BTGModeratorVI »
If 2.00X and 3.00Y are 2 numbers in decimal form with thousandths...
2
Last post by [email protected]
Fri May 14, 2021 5:56 am
What is the average (arithmetic mean) of eleven consecutive integers?
by M7MBA »
What is the average (arithmetic mean) of eleven consecutive integers?...
1
Last post by [email protected]
Fri May 14, 2021 5:41 am
What is the retail price of a certain calculator?
by Vincen »
What is the retail price of a certain calculator? (1) The retail...
1
Last post by [email protected]
Fri May 14, 2021 5:37 am
A box has some red and some green balls in it. There are no balls of any other color. Some of these balls are heavy and
by BTGmoderatorDC »
A box has some red and some green balls in it. There are no balls of...
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Last post by BTGmoderatorDC
Fri May 14, 2021 4:25 am
If $$m$$ and $$n$$ are positive integers, is the remainder of $$\dfrac{10^m+n}3$$ larger than the remainder of
by M7MBA »
If $$m$$ and $$n$$ are positive integers, is the remainder of...
0
Last post by M7MBA
Fri May 14, 2021 2:15 am
If line $$k$$ in the $$xy$$-coordinate plane has the equation $$Ax + By = C,$$ what is the slope of line $$k?$$
by M7MBA »
If line $$k$$ in the $$xy$$-coordinate plane has the equation $$Ax +... 0 Last post by M7MBA Fri May 14, 2021 2:12 am Is \(|n|<1 ?$$
by VJesus12 »
Is $$|n|<1 ?$$ (1) $$n^x-n<0$$ (2) $$x^{-1}=-2$$ Answer: C...
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Last post by VJesus12
Fri May 14, 2021 2:01 am
The figure above shows the number of meters in the lengths of the four sides of a jogging path. What is the total distan
by VJesus12 »
OG12-DS-148.jpg The figure above shows the number of meters in the...
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Last post by VJesus12
Fri May 14, 2021 1:57 am
A seller sells his rice at cost price but uses a faulty weighing machine. The weighing machine reads $$a\%$$ less than
by VJesus12 »
A seller sells his rice at cost price but uses a faulty weighing...
0
Last post by VJesus12
Fri May 14, 2021 1:54 am
During an experiment, some water was removed from each of the 6 water tanks. If the standard deviation of the volumes of
by VJesus12 »
During an experiment, some water was removed from each of the 6 water...
0
Last post by VJesus12
Fri May 14, 2021 1:07 am
Que: If a certain machine produces toys at a constant rate, how many minutes will it take..........
by [email protected] Revolution »
Que: If a certain machine produces toys at a constant rate, how many...
1
Last post by [email protected] Revolution
Thu May 13, 2021 9:06 pm
Lines $$P, Q$$ and $$R$$ are parallel to each other. Is the slope of the line $$P$$ positive?
by VJesus12 »
Lines $$P, Q$$ and $$R$$ are parallel to each other. Is the slope of...
0
Last post by VJesus12
Thu May 13, 2021 7:10 am
$$A, B, C,$$ and $$D$$ are distinct points on a plane. If triangle $$ABC$$ is right-angled and $$BD$$ is the height of
by VJesus12 »
$$A, B, C,$$ and $$D$$ are distinct points on a plane. If triangle...
0
Last post by VJesus12
Thu May 13, 2021 7:07 am
In the figure above, what is the perimeter of rectangle $$ABPQ?$$
by VJesus12 »
Untitled.png In the figure above, what is the perimeter of rectangle...
0
Last post by VJesus12
Thu May 13, 2021 7:04 am
If $$r$$ and $$s$$ are positive integers, is $$\dfrac{r}{s}$$ an integer?
by VJesus12 »
If $$r$$ and $$s$$ are positive integers, is $$\dfrac{r}{s}$$ an...
0
Last post by VJesus12
Thu May 13, 2021 6:58 am
If $$x$$ and $$y$$ are integers and $$x<y,$$ what is the value of $$x+y?$$
by VJesus12 »
If $$x$$ and $$y$$ are integers and $$x<y,$$ what is the value of...
0
Last post by VJesus12
Thu May 13, 2021 6:53 am
The numbers of books read by $$7$$ students last year were $$10, 5, p , q , r , 29$$ and $$20.$$ What was the range of
by VJesus12 »
The numbers of books read by $$7$$ students last year were $$10, 5, p... 0 Last post by VJesus12 Thu May 13, 2021 6:50 am If the average of four distinct positive integers is \(60,$$ how many integers of these four are less than $$50?$$
by VJesus12 »
If the average of four distinct positive integers is $$60,$$ how many...
0
Last post by VJesus12
Thu May 13, 2021 6:46 am
Is $$x$$ a multiple of $$72?$$
by VJesus12 »
Is $$x$$ a multiple of $$72?$$ (1) $$x$$ is a multiple of $$16.$$ (2)...
0
Last post by VJesus12
Thu May 13, 2021 6:39 am
Is the product of a positive and a negative integer less than $$-10?$$
by VJesus12 »
Is the product of a positive and a negative integer less than...
0
Last post by VJesus12
Thu May 13, 2021 6:37 am
Lines $$k$$ and $$l$$ intersect in the coordinate plane at point $$(3, -2).$$ Is the largest angle formed at the interse
by VJesus12 »
Lines $$k$$ and $$l$$ intersect in the coordinate plane at point...
0
Last post by VJesus12
Thu May 13, 2021 6:33 am
If $$x$$ and $$y$$ are integers, is $$xy$$ even?
by VJesus12 »
If $$x$$ and $$y$$ are integers, is $$xy$$ even? (1) $$x = y + 1.$$...
0
Last post by VJesus12
Thu May 13, 2021 6:28 am
If $$a$$ and $$b$$ are positive integers divisible by $$6,$$ is $$6$$ the greatest common divisor of $$a$$ and $$b?$$
by Vincen »
If $$a$$ and $$b$$ are positive integers divisible by $$6,$$ is $$6$$...
0
Last post by Vincen
Thu May 13, 2021 6:25 am
Is the product $$abcd$$ even?
by Vincen »
Is the product $$abcd$$ even? (1) $$a^2+b^2+c^2+d^2=0$$ (2) $$a = b =... 0 Last post by Vincen Thu May 13, 2021 6:14 am Is \(a\cdot b\cdot c$$ divisible by $$24?$$
by Vincen »
Is $$a\cdot b\cdot c$$ divisible by $$24?$$ (1) $$a, b,$$ and $$c$$...
0
Last post by Vincen
Thu May 13, 2021 6:11 am
Is $$|3m-n|+|m-2n|>|4m-3n|?$$
by Vincen »
Is $$|3m-n|+|m-2n|>|4m-3n|?$$ (1) $$m>0$$ (2) $$2n<m$$...
0
Last post by Vincen
Thu May 13, 2021 6:06 am
How many positive prime numbers are less than the integer $$n?$$
by Vincen »
How many positive prime numbers are less than the integer $$n?$$ (1)...
0
Last post by Vincen
Thu May 13, 2021 6:04 am
If $$x$$ and $$y$$ are integers and $$x > 0,$$ is $$y > 0?$$
by Vincen »
If $$x$$ and $$y$$ are integers and $$x > 0,$$ is $$y > 0?$$...
0
Last post by Vincen
Thu May 13, 2021 6:02 am
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