Problem Solving - Page 117 - The Beat The GMAT Forum - Expert GMAT Help & MBA Admissions Advice

BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

TTP OnDemand GMAT Video Course

Target Test Prep

Featured Course

Target Test Prep GMAT OnDemand

Scott Woodbury-Stewart’s private virtual classroom — 400 hours of master-class video lessons for the GMAT Focus Edition.

715+ score guarantee — highest in the industry (99th percentile)
52 chapters · 1,500+ lessons · 4,000+ practice questions
400 hours of video · 1,500+ instructor-led HD smartboard lessons
300,000+ students accepted to Harvard, Stanford, Wharton, Booth & Sloan & more
24/7 live support + weekly Zoom office hours with GMAT instructors
TTP AI Assist — 24/7 AI-powered virtual tutor for instant help
1,200+ flashcards + AI-powered study assistant & daily calendar
OnDemand, LiveTeach & GMAT Bootcamp formats available
Also: GRE, SAT Math & Executive Assessment courses
MBA Admissions Consulting now available
🏆 2025 EdTech Breakthrough Award: Test Prep Solution Provider of the Year
200,000+ students served
5-day free trial — $0 to start, no auto-billing, cancel anytime

★★★★★ 5.0 (559 reviews)

130-pt guarantee

$0 to start then $127/mo

Start Free 5-Day Trial Read 559 Reviews →

Problem Solving

Board index
Problem Solving

Advanced search

Topics

POSTS

Last post

Standing on the origin of an xy-plane, John takes a 1-unit step at random in one of the following...

by AAPL » Thu Jul 30, 2020 2:45 am

0

Last post by AAPL
Thu Jul 30, 2020 2:45 am

Two fair die with sides numbered 1 to 6 are tossed. What is the probability that the sum of the exposed...

by AAPL » Thu Jul 30, 2020 2:34 am

0

Last post by AAPL
Thu Jul 30, 2020 2:34 am

The figure shows the points A, B, C, … , G and

by Max@Math Revolution » Tue Jul 28, 2020 12:46 am

1

Last post by Max@Math Revolution
Thu Jul 30, 2020 1:04 am

A water tank has four inlets. Through the first three inlets, the tank can be filled in 12 minutes. Through the second

by Mikrislac » Wed Jul 29, 2020 9:16 am

1

Last post by terminator12
Wed Jul 29, 2020 8:39 pm

The students at Norton School were asked to name their favorite type of pet. Of the 430 students surveyed, 258 said that

by Mikrislac » Sun Jul 19, 2020 3:31 am

2

Last post by gentvenus
Wed Jul 29, 2020 10:13 am

Pamela rides her bicycle to work at the speed of 8 km/hr and reaches her office at 9 AM. When she rides her bicycle

by Mikrislac » Wed Jul 29, 2020 8:49 am

0

Last post by Mikrislac
Wed Jul 29, 2020 8:49 am

ABC and CDE are equilateral triangles, as the figure shows.

by Max@Math Revolution » Mon Jul 27, 2020 12:50 am

2

Last post by Max@Math Revolution
Wed Jul 29, 2020 5:00 am

Work/Rate Problems

by swerve » Tue Jul 28, 2020 10:26 am

0

Last post by swerve
Tue Jul 28, 2020 10:26 am

Eight friends met for lunch at an expensive restaurant, and everyone decided to contribute equally to the total bill of

by BTGmoderatorDC » Mon Jul 27, 2020 6:46 pm

2

Last post by swerve
Tue Jul 28, 2020 9:51 am

Box A contains 2 black chips. Box B contains 2 white chips. Box C contains 1 black chip and 1 white chip. Ted chooses a

by BTGModeratorVI » Sun Jul 26, 2020 6:36 am

2

Last post by Brent@GMATPrepNow
Tue Jul 28, 2020 5:10 am

Jack is making a list of his 5 favorite cities. He will choose 3 cities

by BTGModeratorVI » Sun Jul 26, 2020 6:38 am

2

Last post by Brent@GMATPrepNow
Mon Jul 27, 2020 1:12 pm

The letters D, G, I, I , and T can be used to form 5-letter strings

by BTGModeratorVI » Sun Jul 26, 2020 6:38 am

2

Last post by Brent@GMATPrepNow
Mon Jul 27, 2020 1:12 pm

At an elite baseball camp, 60% of players can bat both right-handed

by BTGModeratorVI » Thu Jul 23, 2020 6:49 am

5

Last post by gentvenus
Mon Jul 27, 2020 12:17 pm

At Walter's Sub Shop, Walter provides a free sub to a customer after the customer buys 4...

by BTGmoderatorLU » Mon Jul 27, 2020 9:31 am

1

Last post by dashingnightmare
Mon Jul 27, 2020 12:01 pm

A used cars salesman receives an annual bonus if he meets a certain quota. This year, the salesman has so far sold...

by BTGmoderatorLU » Mon Jul 27, 2020 9:47 am

1

Last post by dashingnightmare
Mon Jul 27, 2020 11:56 am

When 10 is divided by the positive integer n, the remainder is n - 4.

by BTGModeratorVI » Sun Jul 26, 2020 6:41 am

1

Last post by Brent@GMATPrepNow
Mon Jul 27, 2020 6:07 am

In calvin’s chemistry class, her final grade consists of lab work and the final exam.

by BTGModeratorVI » Sun Jul 26, 2020 6:42 am

1

Last post by Brent@GMATPrepNow
Mon Jul 27, 2020 6:06 am

In a set of 24 cards, each card is numbered with a different positive integer from 1 to 24.

by BTGModeratorVI » Thu Jul 23, 2020 6:30 am

2

Last post by Brent@GMATPrepNow
Mon Jul 27, 2020 5:53 am

The present age of a father is 3 years more than three times the age of his son.

by BTGModeratorVI » Thu Jul 23, 2020 6:30 am

4

Last post by Brent@GMATPrepNow
Mon Jul 27, 2020 5:47 am

An “Armstrong number” is an n-digit number that is equal to

by BTGModeratorVI » Sun Jul 26, 2020 6:42 am

3

Last post by Brent@GMATPrepNow
Mon Jul 27, 2020 5:46 am

Tom, Bill, Robert, Roger, and Terry are standing in a row for a group photo.

by BTGModeratorVI » Sun Jul 26, 2020 6:38 am

3

Last post by Brent@GMATPrepNow
Mon Jul 27, 2020 5:46 am

From a group of 10 students, 7 girls and 3 boys, a teacher must choose 2

by BTGModeratorVI » Sun Jul 26, 2020 6:39 am

2

Last post by Brent@GMATPrepNow
Mon Jul 27, 2020 5:45 am

If 100<x<199 and 10<y<100, then the product xy CANNOT be equal to:

by BTGmoderatorDC » Sun Jul 26, 2020 7:05 pm

2

Last post by swerve
Mon Jul 27, 2020 4:41 am

At least 2/3 of the 40 members of a committee must vote in favor of a resolution for it to pass. What is the greatest

by VJesus12 » Fri Jul 24, 2020 6:35 am

1

Last post by raghav_25
Mon Jul 27, 2020 1:43 am

The figure shows parallelogram ABCD. AR , DS , BT and CV are perpendicular to line R

by Max@Math Revolution » Fri Jul 24, 2020 12:34 am

1

Last post by Max@Math Revolution
Sun Jul 26, 2020 6:07 pm

There are companies A, B, and C.

by Max@Math Revolution » Thu Jul 23, 2020 1:17 am

1

Last post by Max@Math Revolution
Sun Jul 26, 2020 6:06 pm

what is the least possible value of n?

by himu » Mon Apr 08, 2013 8:15 pm

4

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 2:50 pm

In a certain summer school program, there are five periods in the day.

by BTGModeratorVI » Sun Jul 26, 2020 6:37 am

1

Last post by Brent@GMATPrepNow
Sun Jul 26, 2020 1:08 pm

A charitable organization has a goal of raising $300,000 in 100 days.

by BTGModeratorVI » Sun Jul 26, 2020 6:43 am

1

Last post by Brent@GMATPrepNow
Sun Jul 26, 2020 1:08 pm

when a number A is divided by 6, the remainder is 3

by BTGModeratorVI » Sun Jul 26, 2020 6:44 am

1

Last post by Brent@GMATPrepNow
Sun Jul 26, 2020 1:07 pm

If 55 percent of a group of people have brown hair and 80 percent of the same group do not have red hair, what fraction

by VJesus12 » Fri Jul 24, 2020 7:15 am

2

Last post by deloitte247
Sun Jul 26, 2020 9:20 am

\((2^5)^4+(2^3)^2=\)

by Vincen » Wed Jul 22, 2020 12:03 pm

1

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 9:10 am

Maria pays \(\dfrac18\) of her monthly income for food, \(\dfrac18\) for utilities, \(\dfrac18\) for student loans, and

by Vincen » Wed Jul 22, 2020 12:09 pm

1

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 9:09 am

Appleton's population is 400 greater than Berryville's population. If Berryville's population were reduced by...

by BTGmoderatorLU » Thu Jul 23, 2020 4:23 am

1

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 9:08 am

In Cytherea Corporation, each employee was given an interpersonal assessment with a score from 0 to...

by BTGmoderatorLU » Thu Jul 23, 2020 4:32 am

1

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 9:07 am

If x and y are both negative and xy < y^2, which of the following must be true?

by BTGModeratorVI » Thu Jul 23, 2020 6:28 am

1

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 9:06 am

The sum of three integers A, B and C is 120. A is one third of the sum of B and C and B is one fifth of the sum of A and

by BTGModeratorVI » Thu Jul 23, 2020 6:34 am

2

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 9:02 am

If xy = 7 and x - y = 7, then

by BTGModeratorVI » Thu Jul 23, 2020 6:34 am

5

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 9:00 am

To mail a package, the rate is x cents for the first pound and y cents

by BTGModeratorVI » Thu Jul 23, 2020 6:36 am

4

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 8:54 am

Alex paid a $12 fee to receive a 10% discount off of the list price on all

by BTGModeratorVI » Thu Jul 23, 2020 6:37 am

3

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 8:53 am

A school supply store sells only one kind of desk and one kind of chair

by BTGModeratorVI » Thu Jul 23, 2020 6:40 am

2

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 8:52 am

A gardener is going to plant 2 red rosebushes and 2 white rosebushes.

by BTGModeratorVI » Thu Jul 23, 2020 6:42 am

3

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 8:50 am

Jack has a cube with 6 sides numbered 1 through 6.

by BTGModeratorVI » Thu Jul 23, 2020 6:48 am

2

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 8:47 am

How many positive integers less than 100 are neither multiples of 2 or 3.

by BTGModeratorVI » Thu Jul 23, 2020 6:48 am

6

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 8:37 am

Tanya prepared 4 different letters to be sent to 4 different addresses

by BTGModeratorVI » Thu Jul 23, 2020 6:50 am

3

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 8:30 am

If two distinct positive divisors of 64 are randomly selected, what is the probability that their sum will be less than

by BTGModeratorVI » Thu Jul 23, 2020 6:51 am

3

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 8:26 am

If x is an even integer and y is an odd integer, which of the following is even?

by BTGModeratorVI » Thu Jul 23, 2020 6:45 am

3

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 8:18 am

A bag contains pieces worth 3,5 and 11 points,respectievly. During a turn, a player selects upto 10 pieces at random

by BTGmoderatorDC » Thu Jul 23, 2020 6:13 pm

2

Last post by Scott@TargetTestPrep
Sun Jul 26, 2020 8:17 am

If x is a positive integer greater than 2, the product of x consecutive positive

by BTGModeratorVI » Sun Jul 26, 2020 6:44 am

1

Last post by Brent@GMATPrepNow
Sun Jul 26, 2020 7:56 am

If x, y, and z are consecutive odd integers, with x < y < z, then

by BTGModeratorVI » Sun Jul 26, 2020 6:45 am

1

Last post by Brent@GMATPrepNow
Sun Jul 26, 2020 7:56 am

GMAT Course Reviews

560 reviews

1168 reviews

431 reviews

359 reviews

147 reviews

Target Test Prep

5/5

5 Star (560 Reviews)

"Target Test Prep is the closest to the official version of the GMAT exam, about 99% accuracy in terms of the quality and quantity of information. The course has excellently created singular sets of focused lessons and tests for every possible topic that one could come across in the official GMAT exam."

"The TTP course maximizes the efficiency of the time you spend studying. It will take time and effort but I could almost guarantee that if you complete the course exactly as it is laid out you will get an amazing score. They also have a very responsive team willing to help with any questions you might have."

"TTP has two things that I think no other test prep company offers: A teaching approach that reinforces understanding and an attitude that will give you the mental preparedness needed to succeed on the test. TTP gives you a deep understanding of the concept you need to know while teaching you how to think."

FREE GMAT PREP RESOURCES

GMAT PREP DEAL TRACKER

ONLY $85
EMPOWERgmat + Free GMAT Exams
SAVE $300
Magoosh GMAT Courses
ONLY $99
GMAT Prep Now 6-Month Access Plan
$150 OFF
Target Test Prep Study Plans
50% OFF
e-GMAT Courses
SAVE $75
Manhattan GMAT Courses and Services1