## Problem Solving

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OFFICIAL GUIDE QUESTION LIBRARY
by beatthegmat »
Join the discussion as you work through your Official Guide and gain...
2
Last post by gentvenus
Wed Sep 09, 2020 12:49 pm
If x < y, which of the following must be true?
by BTGmoderatorDC »
If x < y, which of the following must be true? (A) x < y^2 (B)...
1
Last post by [email protected]
Wed Jan 19, 2022 9:44 am
Seven children — A, B, C, D, E, F, and G — are going to sit in seven chairs in a row. The children C & F have to sit
by BTGmoderatorDC »
Seven children - A, B, C, D, E, F, and G - are going to sit in seven...
0
Last post by BTGmoderatorDC
Tue Jan 18, 2022 5:37 pm
Mixture Problems
by swerve »
If a certain concrete mixture contains gravel, water, and sand in a 1...
0
Last post by swerve
Mon Jan 17, 2022 4:27 pm
Algebra
by swerve »
A survey of potential voters was conducted to determine the...
0
Last post by swerve
Mon Jan 17, 2022 4:07 pm
two strings have equal length. One of the strings is shaped, with no overlap, into a circle. The other string is shaped,
by BTGmoderatorLU »
Source: GMAT Prep Two strings have equal length. One of the strings...
3
Last post by regor60
Mon Jan 17, 2022 12:52 pm
Amy deposited $1,000 into an account that earns 8% annual interest compounded every 6 months. Bob deposited$1,000...
by M7MBA »
Amy deposited \$1,000 into an account that earns 8% annual interest...
0
Last post by M7MBA
Sun Jan 16, 2022 2:02 pm
If $$c\ne -5,$$ then $$\dfrac{5ab+abc}{abc^2+10abc+25ab}$$ is equivalent to which of the following?
by M7MBA »
If $$c\ne -5,$$ then $$\dfrac{5ab+abc}{abc^2+10abc+25ab}$$ is...
0
Last post by M7MBA
Sun Jan 16, 2022 12:11 pm
If $$y=(x-5)^2+(x+1)^2-6,$$ then $$y$$ is least when $$x =$$
by M7MBA »
If $$y=(x-5)^2+(x+1)^2-6,$$ then $$y$$ is least when $$x =$$ A. -2 B....
0
Last post by M7MBA
Sun Jan 16, 2022 12:06 pm
At what simple annual interest rate must $$\2,500$$ be invested if it is to earn $$\225$$ in interest in one year?
by M7MBA »
At what simple annual interest rate must $$\2,500$$ be invested if...
1
Last post by [email protected]
Sat Jan 15, 2022 7:56 am
Each bead in an urn is marked with a distinct positive integer and colored according to that integer’s remainder after
by M7MBA »
Each bead in an urn is marked with a distinct positive integer and...
0
Last post by M7MBA
Fri Jan 14, 2022 9:22 am
At a certain school, the ratio of the number of second graders to the number of fourth-graders is 8 to 5, and the ratio
by M7MBA »
At a certain school, the ratio of the number of second graders to the...
0
Last post by M7MBA
Fri Jan 14, 2022 9:19 am
A co. will select 2 of the 6 candidates available to work in 2 different positions in the Tech team and 3 of the 7
by BTGmoderatorDC »
A co. will select 2 of the 6 candidates available to work in 2...
1
Last post by swerve
Fri Jan 14, 2022 5:50 am
For a certain integer $$x,$$ the units digit of $$(x+2)^2$$ is $$9.$$ Which of the following could be the units digit of
by VJesus12 »
For a certain integer $$x,$$ the units digit of $$(x+2)^2$$ is $$9.$$...
1
Last post by swerve
Fri Jan 14, 2022 5:38 am
In Cliff’s impressive rock collection, there are half as many igneous rocks as sedimentary rocks. Of the igneous rocks,
by M7MBA »
In Cliff’s impressive rock collection, there are half as many...
0
Last post by M7MBA
Thu Jan 13, 2022 12:25 pm
A certain consulting firm employs 8 men and 4 women. In March, 3 employees are selected at random to represent the compa
by M7MBA »
A certain consulting firm employs 8 men and 4 women. In March, 3...
0
Last post by M7MBA
Thu Jan 13, 2022 12:22 pm
In a certain history class of 17 juniors and seniors, each junior has written 2 book reports and each senior has written
by VJesus12 »
In a certain history class of 17 juniors and seniors, each junior has...
1
Last post by [email protected]
Thu Jan 13, 2022 8:31 am
If $$x$$ is a negative integer and $$2 < x^2 < 36,$$ what is the least possible value of $$|2x + 11|?$$
by VJesus12 »
If $$x$$ is a negative integer and $$2 < x^2 < 36,$$ what is...
0
Last post by VJesus12
Thu Jan 13, 2022 5:07 am
There are $$50$$ children in $$2nd$$ grade at Venn Middle School. $$40\%$$ of those kids play only soccer and $$30\%$$
by VJesus12 »
There are $$50$$ children in $$2nd$$ grade at Venn Middle School....
0
Last post by VJesus12
Thu Jan 13, 2022 5:05 am
All the homes for sale in a certain community are either colonial or ranch style, and either white or blue. $$40\%$$ of
by VJesus12 »
All the homes for sale in a certain community are either colonial or...
0
Last post by VJesus12
Thu Jan 13, 2022 5:02 am
A set of data consists of the terms {2, 8, 13, 15, x}. If the range of the set is 2x, which of the following could be
by BTGmoderatorDC »
A set of data consists of the terms {2, 8, 13, 15, x}. If the range...
0
Last post by BTGmoderatorDC
Wed Jan 12, 2022 10:38 pm
Under a certain company's medical insurance plan, the amount an employee must pay for medical expenses consists of
by BTGmoderatorLU »
Source: GMAT Prep Under a certain company's medical insurance plan,...
0
Last post by BTGmoderatorLU
Wed Jan 12, 2022 5:36 pm
Last month, company $$X$$ sold three-quarters of the widgets it produced, including two-thirds of its curved widgets. If
by VJesus12 »
Last month, company $$X$$ sold three-quarters of the widgets it...
0
Last post by VJesus12
Wed Jan 12, 2022 10:54 am
Paul drove 50 miles north, then changed direction and drove 120 miles east. At the end of this trip, how far was he from
by VJesus12 »
Paul drove 50 miles north, then changed direction and drove 120 miles...
0
Last post by VJesus12
Wed Jan 12, 2022 10:50 am
A marketing survey of Anytown found that the ratio of trucks to sedans to motorcycles was 3:7:2, respectively. Given
by VJesus12 »
A marketing survey of Anytown found that the ratio of trucks to...
0
Last post by VJesus12
Wed Jan 12, 2022 10:47 am
A number is said to be prime saturated if the product of all the different positive prime factors of $$n$$ is less than
by VJesus12 »
A number is said to be prime saturated if the product of all the...
0
Last post by VJesus12
Wed Jan 12, 2022 10:43 am
If a square is inscribed in a circle that, in turn, is inscribed in a larger square, what is the ratio of the perimeter
by VJesus12 »
If a square is inscribed in a circle that, in turn, is inscribed in a...
0
Last post by VJesus12
Wed Jan 12, 2022 10:40 am
The line represented by the equation $$y = -2 x + 6$$ is the perpendicular bisector of the line segment $$AB.$$ If $$A$$
by VJesus12 »
The line represented by the equation $$y = -2 x + 6$$ is the...
0
Last post by VJesus12
Wed Jan 12, 2022 10:37 am
Brent is 18 years younger than Justin. If in 5 years Brent will be half as old as Justin, how old was Justin 5 years ago
by Vincen »
Brent is 18 years younger than Justin. If in 5 years Brent will be...
1
Last post by [email protected]
Wed Jan 12, 2022 10:33 am
A certain state legislature consists of 124 members, each of whom is either a Democrat or a Republican. If there are 18
by Vincen »
A certain state legislature consists of 124 members, each of whom is...
1
Last post by [email protected]
Wed Jan 12, 2022 10:32 am
In a certain class consisting of 36 students, some boys and some girls, exactly 1/3 of the boys and exactly 1/4 of the
by Vincen »
In a certain class consisting of 36 students, some boys and some...
1
Last post by [email protected]
Wed Jan 12, 2022 10:30 am
If $$(b-3)\left(4+\dfrac2{b}\right) = 0$$ and $$b \ne 3,$$ then $$b=$$
by VJesus12 »
If $$(b-3)\left(4+\dfrac2{b}\right) = 0$$ and $$b \ne 3,$$ then...
0
Last post by VJesus12
Wed Jan 12, 2022 10:30 am
If $$N = 255$$ is the lowest of a set of $$23$$ consecutive multiples of $$15,$$ what is the range of this set?
by VJesus12 »
If $$N = 255$$ is the lowest of a set of $$23$$ consecutive multiples...
0
Last post by VJesus12
Wed Jan 12, 2022 10:25 am
In a production lot, $$20\%$$ of widgets are blue and the rest are black. One-half of widgets are made of silver and the
by VJesus12 »
In a production lot, $$20\%$$ of widgets are blue and the rest are...
0
Last post by VJesus12
Wed Jan 12, 2022 10:20 am
When $$m$$ is divided by $$n,$$ the remainder is $$14.$$ If $$\dfrac{m}{n}= 65.4,$$ what is the value of $$n?$$
by VJesus12 »
When $$m$$ is divided by $$n,$$ the remainder is $$14.$$ If...
0
Last post by VJesus12
Wed Jan 12, 2022 10:16 am
At a college football game, $$\dfrac45$$ of the seats in the lower deck of the stadium were sold. If $$\dfrac14$$ of all
by Vincen »
At a college football game, $$\dfrac45$$ of the seats in the lower...
0
Last post by Vincen
Wed Jan 12, 2022 10:12 am
At Daifu university, $$40\%$$ of all students are members of both a chess club and a swim team. If $$20\%$$ of members
by Vincen »
At Daifu university, $$40\%$$ of all students are members of both a...
0
Last post by Vincen
Wed Jan 12, 2022 10:07 am
Two dice are rolled. What is the probability the sum will be greater than $$10?$$
by Vincen »
Two dice are rolled. What is the probability the sum will be greater...
0
Last post by Vincen
Wed Jan 12, 2022 10:03 am
$$a$$ is $$10$$ less than $$x$$ and $$b$$ is $$3$$ less than $$y.$$ If the ratio of $$x$$ to $$b$$ is $$2$$ to $$3,$$
by Vincen »
$$a$$ is $$10$$ less than $$x$$ and $$b$$ is $$3$$ less than $$y.$$...
0
Last post by Vincen
Wed Jan 12, 2022 9:58 am
Two dogsled teams raced across a $$300$$-mile course in Wyoming. Team $$A$$ finished the course in $$3$$ fewer hours
by Vincen »
Two dogsled teams raced across a $$300$$-mile course in Wyoming. Team...
0
Last post by Vincen
Wed Jan 12, 2022 9:51 am
The ratio of the amount of Alex's fuel oil bill for the month of February to the amount of his fuel oil bill for the
by Vincen »
The ratio of the amount of Alex's fuel oil bill for the month of...
0
Last post by Vincen
Wed Jan 12, 2022 9:41 am
If $$\left(\dfrac23\right)^n=\left(\dfrac32\right)^2,$$ what is the value of $$n?$$
by Vincen »
If $$\left(\dfrac23\right)^n=\left(\dfrac32\right)^2,$$ what is the...
0
Last post by Vincen
Wed Jan 12, 2022 9:37 am
Two sides of a triangle have lengths 6 and 8. Which of the following are possible areas of the triangle?
by Vincen »
Two sides of a triangle have lengths 6 and 8. Which of the following...
0
Last post by Vincen
Wed Jan 12, 2022 9:29 am
As part of an experiment, a student repeatedly tests the temperature of a light bulb. The bar graph below displays the
by Vincen »
2020-03-17_1705.png As part of an experiment, a student repeatedly...
0
Last post by Vincen
Wed Jan 12, 2022 9:26 am
Of the following, which is greatest?
by Vincen »
Of the following, which is greatest? A....
0
Last post by Vincen
Wed Jan 12, 2022 9:20 am
There were 5 candidates (Alexa, Bill, Charlie, Dan, and Ernie) vying for student council, and 100 total votes were cast.
by Vincen »
There were 5 candidates (Alexa, Bill, Charlie, Dan, and Ernie) vying...
0
Last post by Vincen
Wed Jan 12, 2022 9:10 am
If the President and Vice President must sit next to each other in a row with 4 other members of the Board, how many
by BTGmoderatorDC »
If the President and Vice President must sit next to each other in a...
0
Last post by BTGmoderatorDC
Tue Jan 11, 2022 4:29 pm
Any online tutor?
by LailaSwift »
Hi I am looking for an experienced online tutor for preparations....
0
Last post by LailaSwift
Tue Jan 11, 2022 7:21 am
$$\dfrac{1}{r}$$ of a circular pizza has been eaten. If the rest of the pizza is divided into m equal slices, then each
by AAPL »
Princeton Review $$\dfrac{1}{r}$$ of a circular pizza has been...
0
Last post by AAPL
Mon Jan 10, 2022 11:58 am
For any positive integer n, the length of n is defined as the number of prime factors whose product is n. For example,
by BTGmoderatorDC »
For any positive integer n, the length of n is defined as the number...
1
Last post by [email protected]
Mon Jan 10, 2022 6:25 am