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Data Sufficiency

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Statistics and Sets Problems
by swerve »
The average of a certain set of numbers is \(20\) and its range is...
0
Last post by swerve
Sun May 25, 2025 10:29 am
Statistics and Sets Problems, Word Problems
by swerve »
In a certain country, the average retirement age for college...
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Last post by swerve
Sun May 25, 2025 10:09 am
What is the average temperature from Monday through Saturday of a week?
by BTGmoderatorLU »
What is the average temperature from Monday through Saturday of a...
0
Last post by BTGmoderatorLU
Fri May 23, 2025 3:34 pm
Racing Car \(A\) and Racing Car \(B\) were driven a distance of \(1\) mile in opposite directions. Racing Car \(A\)
by AAPL »
Racing Car \(A\) and Racing Car \(B\) were driven a distance of \(1\)...
0
Last post by AAPL
Thu May 22, 2025 4:47 pm
How many hours did it take Dale to drive from \(A\)-town to \(B\)-town?
by AAPL »
How many hours did it take Dale to drive from \(A\)-town to...
0
Last post by AAPL
Thu May 22, 2025 4:21 pm
Geometry
by swerve »
2015-01-14_1320.png In the figure above, segments \(AB\) and \(CD\)...
2
Last post by beatthegmat
Sun May 18, 2025 8:48 am
Geometry
by swerve »
What is the volume, in cubic meters, of the water in a certain...
0
Last post by swerve
Fri May 16, 2025 7:13 pm
Does positive integer \(d\) have two or more factors, both of which are greater than \(1?\)
by BTGmoderatorLU »
Does positive integer \(d\) have two or more factors, both of which...
0
Last post by BTGmoderatorLU
Thu May 15, 2025 7:04 am
What is the tenths digit in decimal representation of \(x?\)
by BTGmoderatorLU »
What is the tenths digit in decimal representation of \(x?\) 1. \(x\)...
0
Last post by BTGmoderatorLU
Thu May 15, 2025 6:37 am
Company \(J\) can build \(36\) houses in a year. Company \(K\) also builds houses. How long will it take both companies
by AAPL »
Company \(J\) can build \(36\) houses in a year. Company \(K\) also...
0
Last post by AAPL
Tue May 13, 2025 7:05 pm
Three hoses, \(x, y,\) and \(z,\) each pump water at a constant rate into a \(70,000\)-gallon tank. How long will it
by AAPL »
Three hoses, \(x, y,\) and \(z,\) each pump water at a constant rate...
0
Last post by AAPL
Tue May 13, 2025 6:41 pm
Exponents, Remainders
by swerve »
If \(n\) and \(k\) are a positive integer, what is the remainder when...
0
Last post by swerve
Sun May 11, 2025 10:46 am
When cleaning her house, Carlotta discovered an old box of candles and figurines, each of which is unique. She wants to
by BTGmoderatorLU »
When cleaning her house, Carlotta discovered an old box of candles...
0
Last post by BTGmoderatorLU
Thu May 08, 2025 6:03 pm
How long would it take for the ball moving in a straight line to travel \(246\) meters?
by AAPL »
How long would it take for the ball moving in a straight line to...
0
Last post by AAPL
Wed May 07, 2025 6:26 pm
Xavier and Adam are riding motorcycles down the highway at constant speeds. If Xavier is now \(2\) miles ahead of Adam
by AAPL »
Xavier and Adam are riding motorcycles down the highway at constant...
0
Last post by AAPL
Wed May 07, 2025 5:56 pm
Arithmetic, Fractions and Ratios
by swerve »
A company called Nutrilicious offers its Calcium tablets in three...
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Last post by swerve
Sun May 04, 2025 10:38 am
Arithmetic
by swerve »
What is the tens' digit of a \(3\)-digit positive integer? 1. The...
0
Last post by swerve
Sun May 04, 2025 10:10 am
The temperature of a place at noon on a certain day is \(25\%\) higher than the temperature of the same place at
by BTGmoderatorLU »
The temperature of a place at noon on a certain day is \(25\%\)...
0
Last post by BTGmoderatorLU
Thu May 01, 2025 4:56 am
Each boy does exactly \(2\) units of work per day and each girl does exactly \(3\) units of work per day. Can \(4\) boys
by AAPL »
Each boy does exactly \(2\) units of work per day and each girl does...
0
Last post by AAPL
Tue Apr 29, 2025 5:43 pm
Does Meadow Park have a greater number of amphibians than reptiles within the park’s borders?
by AAPL »
Does Meadow Park have a greater number of amphibians than reptiles...
0
Last post by AAPL
Tue Apr 29, 2025 5:15 pm
Word Problems
by swerve »
Piper bought three shirts. The three shirts cost \(\$210\) in total,...
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Last post by swerve
Fri Apr 25, 2025 6:40 am
If Hollis’s gross hourly pay is increased by \(\$2\) per hour, how many fewer hours per week could Hollis work to earn
by BTGmoderatorLU »
If Hollis’s gross hourly pay is increased by \(\$2\) per hour, how...
0
Last post by BTGmoderatorLU
Wed Apr 23, 2025 3:36 pm
A company's sales team has \(60\%\) males and rest females. Its HR team has \(40\%\) males and rest females. Neither of
by AAPL »
A company's sales team has \(60\%\) males and rest females. Its HR...
0
Last post by AAPL
Mon Apr 21, 2025 8:54 am
Company \(M\) is completely composed of two subsidiaries, \(X\) and \(Y.\) Each subsidiary has exactly \(1,000\)
by AAPL »
Company \(M\) is completely composed of two subsidiaries, \(X\) and...
0
Last post by AAPL
Mon Apr 21, 2025 8:29 am
If a line \(K\) passes through \((1, 5)\) and the line \(K\) intersects with the other line \(L\) at \((5, t),\) what is
by AAPL »
If a line \(K\) passes through \((1, 5)\) and the line \(K\)...
0
Last post by AAPL
Wed Apr 16, 2025 8:33 am
Line \(K\) is represented by the equation \(y = ax + b.\) Does line \(K\) intersect the positive \(y\)-axis on the
by AAPL »
Line \(K\) is represented by the equation \(y = ax + b.\) Does line...
0
Last post by AAPL
Wed Apr 16, 2025 8:13 am
Mixture Problems
by swerve »
Three friends, \(A, B\) and \(C\) decided to have a beer party. If...
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Last post by swerve
Tue Apr 15, 2025 9:23 am
Algebra, Mixture Problems
by swerve »
If \(50 \text{ml}\) of an \(x\%\) alcohol solution is mixed with \(30...
0
Last post by swerve
Tue Apr 15, 2025 8:54 am
Is the slope of Line \(L > 0?\)
by BTGmoderatorLU »
Is the slope of Line \(L > 0?\) 1. Line \(L\) does NOT pass...
0
Last post by BTGmoderatorLU
Fri Apr 11, 2025 5:37 am
Line \(L\) passes through the points \(A\) and \(B\) having coordinates \((p,q)\) and \((r,s),\) respectively. Is the
by BTGmoderatorLU »
Line \(L\) passes through the points \(A\) and \(B\) having...
0
Last post by BTGmoderatorLU
Fri Apr 11, 2025 4:59 am
What was the number of roses produced by a certain rosebush during \(1981?\)
by AAPL »
What was the number of roses produced by a certain rosebush during...
0
Last post by AAPL
Thu Apr 10, 2025 6:36 am
Remainders
by swerve »
What is the remainder when the positive integer \(x\) is divided by...
0
Last post by swerve
Sun Apr 06, 2025 7:38 am
In the \(xy\)-plane, the circle \(C\) centered at the origin \(O\) is intersected by a line \(l\) at two points \(A\)
by BTGmoderatorLU »
In the \(xy\)-plane, the circle \(C\) centered at the origin \(O\) is...
0
Last post by BTGmoderatorLU
Sat Apr 05, 2025 5:28 am
A box contains only pens, pencils, and pads. If an item is randomly selected from the box, what is the probability that
by AAPL »
A box contains only pens, pencils, and pads. If an item is randomly...
0
Last post by AAPL
Wed Apr 02, 2025 4:07 pm
Percent and Interest Problems
by swerve »
Allen invested \(2400\) dollars for one year earning \(y\) percent...
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Last post by swerve
Sun Mar 30, 2025 3:00 pm
Gurjit started running from his home at exactly \(6\) am in the morning, ran up to a certain pole, and immediately ran
by BTGmoderatorLU »
Gurjit started running from his home at exactly \(6\) am in the...
0
Last post by BTGmoderatorLU
Fri Mar 28, 2025 5:58 pm
Hillary works for \(4\) days and leaves the job. In how many days can Hillary alone finish the entire work?
by BTGmoderatorLU »
Hillary works for \(4\) days and leaves the job. In how many days can...
0
Last post by BTGmoderatorLU
Fri Mar 28, 2025 5:38 pm
Office Solutions employs both male and female workers who work either full time or part time. What percentage of its
by AAPL »
Office Solutions employs both male and female workers who work either...
0
Last post by AAPL
Tue Mar 25, 2025 5:36 pm
The cost of an item offered by Company \(A\) increased by \(15\) percent while the cost of that item offered by Company
by AAPL »
The cost of an item offered by Company \(A\) increased by \(15\)...
0
Last post by AAPL
Tue Mar 25, 2025 5:17 pm
What is the number of \(360\)-degree rotations that a bicycle wheel made while rolling \(150\) meters in a straight line
by BTGmoderatorLU »
What is the number of \(360\)-degree rotations that a bicycle wheel...
0
Last post by BTGmoderatorLU
Fri Mar 21, 2025 6:35 pm
Racing Car \(A\) and Racing Car \(B\) were driven a distance of \(1\) mile in opposite directions. Racing Car \(A\)
by BTGmoderatorLU »
Racing Car \(A\) and Racing Car \(B\) were driven a distance of \(1\)...
0
Last post by BTGmoderatorLU
Fri Mar 21, 2025 6:16 pm
Does Meadow Park have a greater number of amphibians than reptiles within the park’s borders?
by AAPL »
Does Meadow Park have a greater number of amphibians than reptiles...
0
Last post by AAPL
Tue Mar 18, 2025 6:12 pm
The temperature was mesured once daily for \(400\) days. On \(76\%\) of these days, the temperature was less than or
by AAPL »
The temperature was measured once daily for \(400\) days. On \(76\%\)...
0
Last post by AAPL
Tue Mar 18, 2025 5:56 pm
Algebra, Number Properties
by swerve »
The sum of two positive integers is \(21.\) What is the value of the...
0
Last post by swerve
Thu Mar 13, 2025 5:47 pm
Which is larger, the sum of the roots of equation \(A\) or the sum of the roots of equation \(B?\)
by AAPL »
\(A: x^2 + 6x - 40 = 0\) \(B: x^2 + kx + j = 0\) Which is larger, the...
0
Last post by AAPL
Tue Mar 11, 2025 5:56 pm
A monument is made by stacking identical rectangular blocks of marble, each measuring \(2\) feet by \(3\) feet by \(1\)
by AAPL »
A monument is made by stacking identical rectangular blocks of...
0
Last post by AAPL
Tue Mar 11, 2025 5:35 pm
Word Problems
by swerve »
A pumpkin patch contains \(x\) pumpkins that weight \(10\) pounds...
0
Last post by swerve
Fri Mar 07, 2025 8:06 am
Did the population of country \(P\) increase by more than \(25\%\) from \(2000\) to \(2005?\)
by BTGmoderatorLU »
Did the population of country \(P\) increase by more than \(25\%\)...
0
Last post by BTGmoderatorLU
Wed Mar 05, 2025 9:35 am
In how many ways can \(4\) students out of \(n\) students be selected to represent the school in a competition?
by AAPL »
In how many ways can \(4\) students out of \(n\) students be selected...
0
Last post by AAPL
Tue Mar 04, 2025 5:19 pm
Bowls \(X\) and \(Y\) each contained exactly \(2\) jelly beans, each of which was either red or black. One of the jelly
by AAPL »
Bowls \(X\) and \(Y\) each contained exactly \(2\) jelly beans, each...
0
Last post by AAPL
Tue Mar 04, 2025 5:07 pm