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Sticky: OFFICIAL GUIDE QUESTION LIBRARY

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Join the discussion as you work through your Official Guide and gain...

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Time and work

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The minutes that it takes machine A to print n pages alone is half...

0 Sat Mar 23, 2019 10:14 pm

by: rawat2583 View latest post

In the circle above with center C, diameter AD = 18. Which

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In the circle above with center C, diameter AD = 18. Which of the...

0 Sat Mar 23, 2019 8:47 pm

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In a certain bathtub, both the hot and cold water fixtures

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Source: GMAT Prep In a certain bathtub, both the hot and cold water...

1 EXPERT REPLIES Sat Mar 23, 2019 1:48 pm

by: Rich.C@EMPOWERgmat.com View latest post

In the given figure, if AS = 10 cm, SN = 5 cm and TN = 8 cm,

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In the given figure, if AS = 10 cm, SN = 5 cm and TN = 8 cm, which of...

1 EXPERT REPLIES Sat Mar 23, 2019 2:41 am

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The length of arc AXB is twice the length of arc BZC, and

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The length of arc AXB is twice the length of arc BZC, and the length...

0 Fri Mar 22, 2019 4:10 pm

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If \(xy \neq 0\), and 75 percent of \(x\) equals 125 percent

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Source: Magoosh If \(xy \neq 0\), and 75 percent of \(x\) equals 125...

2 EXPERT REPLIES Fri Mar 22, 2019 11:58 am

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If \(xy \neq 0\) and \(2x + 3y\) is equal to 175 percent

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Magoosh If \(xy \neq 0\) and \(2x + 3y\) is equal to 175 percent of...

2 EXPERT REPLIES Fri Mar 22, 2019 11:55 am

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Find the range of values of \(x\) that satisfy the

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e-GMAT Find the range of values of \(x\) that satisfy the inequality...

2 EXPERT REPLIES Fri Mar 22, 2019 11:50 am

by: Rich.C@EMPOWERgmat.com View latest post

Express 2^20-2^19-2^18-2^17 as a power of 2.

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Express 2^20-2^19-2^18-2^17 as a power of 2. A. 2^15 B. 2^16 C. 2^17...

2 EXPERT REPLIES Fri Mar 22, 2019 8:38 am

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190 students go to a school bake sale. 95 buy a chocolate

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Princeton Review 190 students go to a school bake sale. 95 buy a...

3 EXPERT REPLIES Fri Mar 22, 2019 8:23 am

by: Scott@TargetTestPrep View latest post

What is the difference between the number of three-member

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Princeton Review What is the difference between the number of...

4 EXPERT REPLIES Fri Mar 22, 2019 8:23 am

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If w, x, and y are consecutive odd positive integers and w &

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If w, x, and y are consecutive odd positive integers and w < x...

5 EXPERT REPLIES Fri Mar 22, 2019 8:22 am

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How many positive two-digit integers have a remainder of 1 w

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How many positive two-digit integers have a remainder of 1 when...

5 EXPERT REPLIES Fri Mar 22, 2019 8:22 am

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A certain high school offers two foreign languages, Spanish

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Source: Veritas Prep A certain high school offers two foreign...

4 EXPERT REPLIES Fri Mar 22, 2019 8:20 am

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In a 200 member association consisting of men and women, exa

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In a 200 member association consisting of men and women, exactly 20%...

4 EXPERT REPLIES Fri Mar 22, 2019 8:19 am

by: Scott@TargetTestPrep View latest post

During a special promotion, a certain filling station is off

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During a special promotion, a certain filling station is offering a...

3 EXPERT REPLIES Fri Mar 22, 2019 8:18 am

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x is the product of all even numbers from 2 to 50, inclusive

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Veritas Prep x is the product of all even numbers from 2 to 50,...

3 EXPERT REPLIES Fri Mar 22, 2019 8:18 am

by: Scott@TargetTestPrep View latest post

Three pipes P, Q, and R are attached to a tank. P and Q

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e-GMAT Three pipes P, Q, and R are attached to a tank. P and Q...

1 EXPERT REPLIES Fri Mar 22, 2019 8:18 am

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If there are 4 pairs of twins, and a committee will be

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If there are 4 pairs of twins, and a committee will be formed with 3...

2 EXPERT REPLIES Fri Mar 22, 2019 8:12 am

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Jeonghee has 5 different red cards and 5 different blue card

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Jeonghee has 5 different red cards and 5 different blue cards. She...

2 EXPERT REPLIES Thu Mar 21, 2019 11:18 pm

by: Max@Math Revolution View latest post

John has s pairs of shoes, which is 1/3 as many as Shiela

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John has s pairs of shoes, which is 1/3 as many as Shiela and twice...

0 Thu Mar 21, 2019 10:22 pm

by: BTGmoderatorDC View latest post

Cars emerging from a motorway arrive at a junction that

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Source: Economist GMAT Cars emerging from a motorway arrive at a...

0 Thu Mar 21, 2019 7:02 pm

by: BTGmoderatorLU View latest post

2k years ago Frank was 3k years old. In k years Frank's age,

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Magoosh 2k years ago Frank was 3k years old. In k years Frank's age,...

3 EXPERT REPLIES Thu Mar 21, 2019 4:45 pm

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Let C be defined as the sum of all prime numbers between

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Princeton Review Let C be defined as the sum of all prime numbers...

2 EXPERT REPLIES Thu Mar 21, 2019 4:44 pm

by: Scott@TargetTestPrep View latest post

How many perfect squares lie between 2^4 and 2^8, inclusive?

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How many perfect squares lie between 2^4 and 2^8, inclusive? A. 12 B....

5 EXPERT REPLIES Thu Mar 21, 2019 4:43 pm

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If w + 2x = 150, 2w + 3y = 100, and x + 3z = 50, what is the

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If w + 2x = 150, 2w + 3y = 100, and x + 3z = 50, what is the value of...

2 EXPERT REPLIES Thu Mar 21, 2019 4:43 pm

by: Scott@TargetTestPrep View latest post

Each Machine of type A has 3 steel parts and 2 chrome parts.

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Source: GMAT Paper Tests Each Machine of type A has 3 steel parts and...

3 EXPERT REPLIES Thu Mar 21, 2019 4:41 pm

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If one manual weighs 400 grams, how many kilograms does a

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Princeton Review if one manual weighs 400 grams, how many kilograms...

3 EXPERT REPLIES Thu Mar 21, 2019 4:41 pm

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If x/y = c/d and d/c = b/a, which of the following must be

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If x/y = c/d and d/c = b/a, which of the following must be true? I....

1 EXPERT REPLIES Thu Mar 21, 2019 4:40 pm

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In the figure above, JKLMN is a regular pentagon. Find the m

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In the figure above, JKLMN is a regular pentagon. Find the measure of...

1 EXPERT REPLIES Thu Mar 21, 2019 4:40 pm

by: Scott@TargetTestPrep View latest post

The number 1000 lies between two consecutive perfect squares

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The number 1000 lies between two consecutive perfect squares. Which...

3 EXPERT REPLIES Thu Mar 21, 2019 4:39 pm

by: Scott@TargetTestPrep View latest post

Jeremiah invests his savings of $120,000 by dividing it

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Manhattan Prep Jeremiah invests his savings of $120,000 by dividing...

3 EXPERT REPLIES Thu Mar 21, 2019 4:39 pm

by: Scott@TargetTestPrep View latest post

The straight lines given by the equation 2x^2=2y^2-3xy are:

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GMATH practice exercise (Quant Class 20) The straight lines given by...

1 EXPERT REPLIES Thu Mar 21, 2019 1:33 pm

by: fskilnik@GMATH View latest post

If (r+1/r)^2 = 5, what is the value of (r^3+1/r^3)^2?

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GMATH practice exercise (Quant Class 3) If (r+1/r)^2 = 5, what is the...

2 EXPERT REPLIES Thu Mar 21, 2019 1:10 pm

by: fskilnik@GMATH View latest post

A dessert recipe calls for 50% melted chocolate and 50%

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A dessert recipe calls for 50% melted chocolate and 50% raspberry...

2 EXPERT REPLIES Thu Mar 21, 2019 12:46 pm

by: fskilnik@GMATH View latest post

A dessert recipe calls for 50% melted chocolate and 50%

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A dessert recipe calls for 50% melted chocolate and 50% raspberry...

1 Thu Mar 21, 2019 12:08 pm

by: swerve View latest post

Skier Lindsey Vonn completes a straight 300-meter downhill

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Skier Lindsey Vonn completes a straight 300-meter downhill run in t...

2 EXPERT REPLIES Thu Mar 21, 2019 6:50 am

by: GMATGuruNY View latest post

The student-professor ratio at a certain university was 25:4

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Veritas Prep The student-professor ratio at a certain university was...

0 Thu Mar 21, 2019 6:39 am

by: AAPL View latest post

\(m = 4n + 9\), where \(n\) is a positive integer. What is

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Manhattan Prep \(m = 4n + 9\), where \(n\) is a positive integer....

0 Thu Mar 21, 2019 6:29 am

by: AAPL View latest post

What is the smallest positive integer n such that n / 420 ca

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What is the smallest positive integer n such that n / 420 can be...

1 EXPERT REPLIES Thu Mar 21, 2019 1:45 am

by: GMATGuruNY View latest post

A box contains 3 red balls, 4 green balls, 5 yellow balls, 6

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A box contains 3 red balls, 4 green balls, 5 yellow balls, 6 blue...

4 EXPERT REPLIES Wed Mar 20, 2019 6:34 am

by: regor60 View latest post

How many different 3-digit numbers are greater than 299 and

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Source: Magoosh How many different 3-digit numbers are greater than...

2 EXPERT REPLIES Tue Mar 19, 2019 6:02 pm

by: Scott@TargetTestPrep View latest post

The sum of the weekly salaries of 5 employees is $3,250. If

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The sum of the weekly salaries of 5 employees is $3,250. If each of...

2 EXPERT REPLIES Tue Mar 19, 2019 6:01 pm

by: Scott@TargetTestPrep View latest post

Set P {a, b, c, d, e, f, g} Set Q {a, b, c, d, e, f}

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Set P {a, b, c, d, e, f, g} Set Q {a, b, c, d, e, f} If a, b, c, d,...

2 EXPERT REPLIES Tue Mar 19, 2019 6:01 pm

by: Scott@TargetTestPrep View latest post

What is the smallest positive integer \(x\) such that

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What is the smallest positive integer \(x\) such that \(450x\) is the...

2 EXPERT REPLIES Tue Mar 19, 2019 6:00 pm

by: Scott@TargetTestPrep View latest post

A carpenter worked alone for 1 day on a job that would take

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A carpenter worked alone for 1 day on a job that would take him 6...

2 EXPERT REPLIES Tue Mar 19, 2019 5:59 pm

by: Scott@TargetTestPrep View latest post

What is the value of 2(1-1/2) + 3(1-1/3) + … + 100(1 - 1

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What is the value of 2(1-1/2) + 3(1-1/3) + … + 100(1 - 1/100)? A....

3 EXPERT REPLIES Tue Mar 19, 2019 5:59 pm

by: Scott@TargetTestPrep View latest post

In a group of 20 people, 5 of them belong to the golf club,

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In a group of 20 people, 5 of them belong to the golf club, 7 to the...

1 EXPERT REPLIES Tue Mar 19, 2019 5:57 pm

by: Scott@TargetTestPrep View latest post

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