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OFFICIAL GUIDE QUESTION LIBRARY

by beatthegmat » Wed Sep 20, 2017 9:22 am

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

2

Last post by gentvenus

Wed Sep 09, 2020 12:49 pm

Wed Sep 09, 2020 12:49 pm

If \(10^{50}-74\) is written as an integer in base \(10\) notation, what is the sum of the digits in that integer?

by VJesus12 » Thu Sep 16, 2021 10:57 am

*If \(10^{50}-74\) is written as an integer in base \(10\) notation,...*

1

Last post by [email protected]

Fri Sep 17, 2021 5:42 am

Fri Sep 17, 2021 5:42 am

If vertex P in square PQRS is pinned and square PQRS is rotated about vertex P, what is the number of degrees the square

by BTGmoderatorLU » Thu Sep 16, 2021 5:31 pm

*Source: Economist If vertex P in square PQRS is pinned and square...*

0

Last post by BTGmoderatorLU

Thu Sep 16, 2021 5:31 pm

Thu Sep 16, 2021 5:31 pm

An empty bucket being filled with paint at a constant rate takes 6 minutes to be filled to 7/10 of its capacity. How

by BTGmoderatorDC » Thu Sep 16, 2021 3:59 pm

*An empty bucket being filled with paint at a constant rate takes 6...*

0

Last post by BTGmoderatorDC

Thu Sep 16, 2021 3:59 pm

Thu Sep 16, 2021 3:59 pm

In Plutarch Enterprises, \(70\%\) of the employees are marketers, \(20\%\) are engineers, and the rest are managers.

by VJesus12 » Thu Sep 16, 2021 11:16 am

*In Plutarch Enterprises, \(70\%\) of the employees are marketers,...*

1

Last post by [email protected]

Thu Sep 16, 2021 3:22 pm

Thu Sep 16, 2021 3:22 pm

A scientist has \(400\) units of a \(6\%\) phosphoric acid solution and an unlimited supply of \(12\%\) phosphoric acid

by VJesus12 » Thu Sep 16, 2021 11:11 am

*A scientist has \(400\) units of a \(6\%\) phosphoric acid solution...*

1

Last post by [email protected]

Thu Sep 16, 2021 3:22 pm

Thu Sep 16, 2021 3:22 pm

Rabia must earn an average (arithmetic mean) score of \(S\) percent to pass her physics course. If her average score on

by VJesus12 » Thu Sep 16, 2021 11:07 am

*Rabia must earn an average (arithmetic mean) score of \(S\) percent...*

1

Last post by [email protected]

Thu Sep 16, 2021 3:21 pm

Thu Sep 16, 2021 3:21 pm

If the numbers \(\dfrac{17}{24}, \dfrac12, \dfrac38, \dfrac34,\) and \(\dfrac9{16}\) were ordered from greatest to least

by VJesus12 » Thu Sep 16, 2021 11:55 am

*If the numbers \(\dfrac{17}{24}, \dfrac12, \dfrac38, \dfrac34,\) and...*

0

Last post by VJesus12

Thu Sep 16, 2021 11:55 am

Thu Sep 16, 2021 11:55 am

If \(b < 2\) and \(2x - 3b = 0,\) which of the following must be true?

by VJesus12 » Thu Sep 16, 2021 11:50 am

*If \(b < 2\) and \(2x - 3b = 0,\) which of the following must be...*

0

Last post by VJesus12

Thu Sep 16, 2021 11:50 am

Thu Sep 16, 2021 11:50 am

A bar above a digit in a decimal indicates an infinitely repeating decimal. \(333, 333.\bar{3}\cdot (10^{-3}-10^{-5})=\)

by VJesus12 » Thu Sep 16, 2021 11:46 am

*A bar above a digit in a decimal indicates an infinitely repeating...*

0

Last post by VJesus12

Thu Sep 16, 2021 11:46 am

Thu Sep 16, 2021 11:46 am

Of the votes cast on a certain proposal, 80 more were in favor of the proposal than were against it. If the number of

by VJesus12 » Thu Sep 16, 2021 11:40 am

*Of the votes cast on a certain proposal, 80 more were in favor of the...*

0

Last post by VJesus12

Thu Sep 16, 2021 11:40 am

Thu Sep 16, 2021 11:40 am

The integer \(120\) has many factorizations. For example, \(120=(2)(60), 120=(3)(4)(10),\) and \(120=(-1)(-3)(4)(10).\)

by VJesus12 » Thu Sep 16, 2021 11:36 am

*The integer \(120\) has many factorizations. For example,...*

0

Last post by VJesus12

Thu Sep 16, 2021 11:36 am

Thu Sep 16, 2021 11:36 am

A soccer team played \(25\%\) more matches year on year in the second year of its formation. It won \(84\%\) of the matc

by VJesus12 » Thu Sep 16, 2021 11:32 am

*A soccer team played \(25\%\) more matches year on year in the second...*

0

Last post by VJesus12

Thu Sep 16, 2021 11:32 am

Thu Sep 16, 2021 11:32 am

The figure shown above represents a modern painting that consists of four differently colored rectangles, each of which

by VJesus12 » Thu Sep 16, 2021 11:28 am

*2015-10-19_0007.png The figure shown above represents a modern...*

0

Last post by VJesus12

Thu Sep 16, 2021 11:28 am

Thu Sep 16, 2021 11:28 am

A \(\$500\) investment and a \(\$1,500\) investment have a combined yearly return of \(8.5\) percent of the total of the

by VJesus12 » Thu Sep 16, 2021 11:23 am

*A \(\$500\) investment and a \(\$1,500\) investment have a combined...*

0

Last post by VJesus12

Thu Sep 16, 2021 11:23 am

Thu Sep 16, 2021 11:23 am

Maria bought \(4\) black and a certain number of red and blue pencils at \(15\) cents each and carried them home in one

by VJesus12 » Thu Sep 16, 2021 11:20 am

*Maria bought \(4\) black and a certain number of red and blue pencils...*

0

Last post by VJesus12

Thu Sep 16, 2021 11:20 am

Thu Sep 16, 2021 11:20 am

Two circles share a center at point C, as shown above. Segment AC is broken up into two shorter segments, AB and BC,

by AAPL » Thu Sep 16, 2021 8:04 am

*Manhattan Prep circle areas.png Two circles share a center at point...*

0

Last post by AAPL

Thu Sep 16, 2021 8:04 am

Thu Sep 16, 2021 8:04 am

Which of the following lines is perpendicular to \(4x + 5y = 9\) on the \(xy\) plane?

by Vincen » Wed Sep 15, 2021 9:04 am

*Which of the following lines is perpendicular to \(4x + 5y = 9\) on...*

1

Last post by swerve

Wed Sep 15, 2021 2:51 pm

Wed Sep 15, 2021 2:51 pm

Pam and Stanley packed several boxes with reams of paper. While both packed, Pam packed 60% of the boxes. After Pam stop

by Vincen » Wed Sep 15, 2021 8:36 am

*Pam and Stanley packed several boxes with reams of paper. While both...*

1

Last post by [email protected]

Wed Sep 15, 2021 1:36 pm

Wed Sep 15, 2021 1:36 pm

There are 8 job applicants sitting in a waiting room, 4 women and 4 men. If 2 of the applicants are selected at random,

by BTGmoderatorLU » Wed Sep 15, 2021 8:04 am

*Source: Princeton Review There are 8 job applicants sitting in a...*

1

Last post by [email protected]

Wed Sep 15, 2021 1:35 pm

Wed Sep 15, 2021 1:35 pm

If \(a\) and \(b\) are both positive integers such that \(a < b,\) which of the following must be true?

by Vincen » Wed Sep 15, 2021 9:10 am

*If \(a\) and \(b\) are both positive integers such that \(a < b,\)...*

0

Last post by Vincen

Wed Sep 15, 2021 9:10 am

Wed Sep 15, 2021 9:10 am

\(y-13\sqrt{y}+36=0\)

by Vincen » Wed Sep 15, 2021 8:49 am

*\(y-13\sqrt{y}+36=0\) A) \((2,3)\) B) \((\pm 2,\pm 3)\) C) \((4,9)\)...*

0

Last post by Vincen

Wed Sep 15, 2021 8:49 am

Wed Sep 15, 2021 8:49 am

\(60\%\) of all students in a class commute by public transportation. If \(30\%\) of the students aspire to be scientist

by Vincen » Wed Sep 15, 2021 8:45 am

*\(60\%\) of all students in a class commute by public transportation....*

0

Last post by Vincen

Wed Sep 15, 2021 8:45 am

Wed Sep 15, 2021 8:45 am

If x is an integer and y = 3x + 2, which of the following CANNOT be a divisor of y?

by AAPL » Tue Sep 14, 2021 12:54 pm

*GMAT Paper Tests If x is an integer and y = 3x + 2, which of the...*

1

Last post by [email protected]

Wed Sep 15, 2021 5:37 am

Wed Sep 15, 2021 5:37 am

A = {2, 3, 4, 5} B = {4, 5, 6, 7, 8} Two integers will be randomly selected from the sets above, one integer from set A

by BTGmoderatorDC » Wed Sep 15, 2021 3:11 am

*A = {2, 3, 4, 5} B = {4, 5, 6, 7, 8} Two integers will be randomly...*

1

Last post by [email protected]

Wed Sep 15, 2021 5:36 am

Wed Sep 15, 2021 5:36 am

If integer C is randomly selected from 20 to 99, inclusive. What is the probability that C^3 - C is divisible by 12 ?

by BTGmoderatorDC » Sun Sep 12, 2021 10:03 pm

*If integer C is randomly selected from 20 to 99, inclusive. What is...*

1

Last post by swerve

Tue Sep 14, 2021 7:00 am

Tue Sep 14, 2021 7:00 am

An investor purchased 100 shares of stock X at 6 1/8 dollars per share and sold them all a year later at 24 dollars per

by BTGmoderatorDC » Mon Sep 13, 2021 7:49 pm

*An investor purchased 100 shares of stock X at 6 1/8 dollars per...*

1

Last post by swerve

Tue Sep 14, 2021 6:52 am

Tue Sep 14, 2021 6:52 am

In the figure above, if x/(x+y)= 3/8, then x =

by BTGmoderatorLU » Mon Sep 13, 2021 11:25 am

*Source: Official Guide Untitled(3).png In the figure above, if...*

1

Last post by [email protected]

Tue Sep 14, 2021 5:12 am

Tue Sep 14, 2021 5:12 am

The price of a pair of sneakers was $80 for the last six months of last year. On January first, the price increased 20%.

by AAPL » Mon Sep 13, 2021 5:05 am

*Magoosh The price of a pair of sneakers was $80 for the last six...*

0

Last post by AAPL

Mon Sep 13, 2021 5:05 am

Mon Sep 13, 2021 5:05 am

Of the 84 parents who attended a meeting at a school, 35 volunteered to supervise children during the school picnic and

by Gmat_mission » Sun Sep 12, 2021 8:27 am

*Of the 84 parents who attended a meeting at a school, 35 volunteered...*

1

Last post by [email protected]

Sun Sep 12, 2021 12:23 pm

Sun Sep 12, 2021 12:23 pm

At a certain fruit stand, the price of each apple is 40 cents and the price of each orange is 60 cents. Mary selects a

by Gmat_mission » Sun Sep 12, 2021 8:34 am

*At a certain fruit stand, the price of each apple is 40 cents and the...*

1

Last post by [email protected]

Sun Sep 12, 2021 12:22 pm

Sun Sep 12, 2021 12:22 pm

What is the sum of all possible solutions of the equation \(|x + 4|^2 - 10|x + 4| = 24?\)

by Gmat_mission » Sun Sep 12, 2021 8:57 am

*What is the sum of all possible solutions of the equation \(|x + 4|^2...*

1

Last post by [email protected]

Sun Sep 12, 2021 12:20 pm

Sun Sep 12, 2021 12:20 pm

At the end of year \(X,\) automobile installment credit accounted for \(36\%\) of all outstanding consumer installment

by Gmat_mission » Sun Sep 12, 2021 9:06 am

*At the end of year \(X,\) automobile installment credit accounted for...*

1

Last post by [email protected]

Sun Sep 12, 2021 12:19 pm

Sun Sep 12, 2021 12:19 pm

When positive integer \(x\) is divided by positive integer \(y,\) the remainder is 9. If \(x/y = 96.12,\) what is...

by Gmat_mission » Sun Sep 12, 2021 9:27 am

*When positive integer \(x\) is divided by positive integer \(y,\) the...*

1

Last post by [email protected]

Sun Sep 12, 2021 12:18 pm

Sun Sep 12, 2021 12:18 pm

Bill has a set of 6 black cards and a set of 6 red cards. Each card has a number from 1 through 6, such that each of....

by Gmat_mission » Sun Sep 12, 2021 9:34 am

*Bill has a set of 6 black cards and a set of 6 red cards. Each card...*

1

Last post by [email protected]

Sun Sep 12, 2021 12:17 pm

Sun Sep 12, 2021 12:17 pm

It takes Carlos 9 minutes to drive from home to work at an average rate of 22 miles per hour. How many minutes will it

by Gmat_mission » Sun Sep 12, 2021 8:36 am

*It takes Carlos 9 minutes to drive from home to work at an average...*

1

Last post by [email protected]

Sun Sep 12, 2021 12:10 pm

Sun Sep 12, 2021 12:10 pm

A school has received \(60\%\) of the amount it needs for a new building by receiving a donation of \(\$400\) each...

by Gmat_mission » Sun Sep 12, 2021 9:22 am

*A school has received \(60\%\) of the amount it needs for a new...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 9:22 am

Sun Sep 12, 2021 9:22 am

For each student in a certain class, a teacher adjusted the studentâ€™s test score using the formula \(y = 0.8x + 20\)

by Gmat_mission » Sun Sep 12, 2021 9:15 am

*For each student in a certain class, a teacher adjusted the...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 9:15 am

Sun Sep 12, 2021 9:15 am

Marty has a coin collection, which consists of only New World and Old World coins, in a ratio of 3:1. Martyâ€™s friend

by Gmat_mission » Sun Sep 12, 2021 9:03 am

*Marty has a coin collection, which consists of only New World and Old...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 9:03 am

Sun Sep 12, 2021 9:03 am

Working alone at its own constant rate, a machine seals \(k\) cartons in \(8\) hours, and working alone at its own const

by Gmat_mission » Sun Sep 12, 2021 8:54 am

*Working alone at its own constant rate, a machine seals \(k\) cartons...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 8:54 am

Sun Sep 12, 2021 8:54 am

If the positive integer \(x\) is a multiple of \(4\) and the positive integer \(y\) is a multiple of \(6,\) then \(xy\)

by Gmat_mission » Sun Sep 12, 2021 8:50 am

*If the positive integer \(x\) is a multiple of \(4\) and the positive...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 8:50 am

Sun Sep 12, 2021 8:50 am

A string of \(5\) different colored light bulbs is wired in such a way that if any two-consecutive light bulb fails, the

by Gmat_mission » Sun Sep 12, 2021 8:41 am

*A string of \(5\) different colored light bulbs is wired in such a...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 8:41 am

Sun Sep 12, 2021 8:41 am

A couple decides to have \(5\) children. Each child is equally likely to be a boy or a girl. What is the probability tha

by Gmat_mission » Sun Sep 12, 2021 8:31 am

*A couple decides to have \(5\) children. Each child is equally likely...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 8:31 am

Sun Sep 12, 2021 8:31 am

In the figure above, the triangle \(ABC\) is inscribed in a semicircle, with center \(O.\) If \(CÃ”A = 120^{\circ}\) and

by Gmat_mission » Sun Sep 12, 2021 8:24 am

*gmat_question.png In the figure above, the triangle \(ABC\) is...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 8:24 am

Sun Sep 12, 2021 8:24 am

If \(t=-5k,\) what is \(t^2-2t\) in terms of \(k?\)

by Gmat_mission » Sun Sep 12, 2021 8:18 am

*If \(t=-5k,\) what is \(t^2-2t\) in terms of \(k?\) (A) \(25k^2+10k\)...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 8:18 am

Sun Sep 12, 2021 8:18 am

In a certain mixture consisting of sugar and cinnamon, the ratio of the number of ounces of sugar to the number of ounce

by Gmat_mission » Sun Sep 12, 2021 8:12 am

*In a certain mixture consisting of sugar and cinnamon, the ratio of...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 8:12 am

Sun Sep 12, 2021 8:12 am

Peter invests $100,000 in an account that pays 12% annual interest: the interest is paid once, at the end of the year.

by Gmat_mission » Sun Sep 12, 2021 8:10 am

*Peter invests $100,000 in an account that pays 12% annual interest:...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 8:10 am

Sun Sep 12, 2021 8:10 am

For any positive integer \(n,\) the length of \(n\) is defined as the number of prime factors whose product is \(n.\)

by M7MBA » Sun Sep 12, 2021 4:29 am

*For any positive integer \(n,\) the length of \(n\) is defined as the...*

1

Last post by [email protected]

Sun Sep 12, 2021 8:10 am

Sun Sep 12, 2021 8:10 am

A small business invests $9,900 in equipment to produce a product. Each unit of the product costs $0.65 to produce and

by M7MBA » Sat Sep 11, 2021 2:10 pm

*A small business invests $9,900 in equipment to produce a product....*

1

Last post by [email protected]

Sun Sep 12, 2021 8:08 am

Sun Sep 12, 2021 8:08 am

If \([n]\) denotes the least integer greater than or equal to \(n\) and \(\left[\dfrac{n}2 - \dfrac{n}3\right]= -1\) whi

by Gmat_mission » Sun Sep 12, 2021 8:06 am

*If \( \) denotes the least integer greater than or equal to \(n\) and...*

0

Last post by Gmat_mission

Sun Sep 12, 2021 8:06 am

Sun Sep 12, 2021 8:06 am