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If x and y are integers, is the product xy odd?
by BTGmoderatorDC »
If x and y are integers, is the product xy odd? (1) x = -5 (2) x and...
2
Last post by [email protected]
Fri Sep 28, 2018 3:53 pm
When f(x)=ax^2+bx+c (a≠0), is x+1 a factor of f(x)?
by Max@Math Revolution »
When f(x)=ax^2+bx+c (a≠0), is x+1 a factor of f(x)? 1) f(1)=0...
2
Last post by Max@Math Revolution
Thu Sep 27, 2018 11:32 pm
Last week, Raina and Bob made a combined total of 190 sales
by BTGmoderatorDC »
Last week, Raina and Bob made a combined total of 190 sales at a...
1
Last post by Jay@ManhattanReview
Thu Sep 27, 2018 9:57 pm
Is x>x/y?
by Max@Math Revolution »
Is x>x/y? 1) y>1 2) xy>0
3
Last post by Max@Math Revolution
Wed Sep 26, 2018 11:47 pm
If z is a multiple of 9 and w is a multiple of 4, is zw a
by BTGmoderatorDC »
If z is a multiple of 9 and w is a multiple of 4, is zw a multiple of...
4
Last post by ceilidh.erickson
Wed Sep 26, 2018 4:15 pm
4 raffle ‘winners’ were each given the opportunity to se
by BTGmoderatorDC »
4 raffle 'winners' were each given the opportunity to...
1
Last post by fskilnik@GMATH
Wed Sep 26, 2018 11:31 am
For an integer n greater than 1, the set S[size=7]n[/size]={
by Max@Math Revolution »
For an integer n greater than 1, the set S n ={ kn | k is an integer...
2
Last post by Max@Math Revolution
Wed Sep 26, 2018 3:50 am
Point (P, Q) is in the coordinate plane. Is P > Q? (1) P
by BTGmoderatorDC »
Point (P, Q) is in the coordinate plane. Is P > Q? (1) P is...
1
Last post by Jay@ManhattanReview
Tue Sep 25, 2018 9:08 pm
In the xy-plane, if line k has negative slope, is the
by BTGmoderatorDC »
In the xy-plane, if line k has negative slope, is the y-intercept of...
3
Last post by [email protected]
Tue Sep 25, 2018 3:55 pm
Robin split a total of $24,000 between 2 investments, X and
by BTGmoderatorDC »
Robin split a total of $24,000 between 2 investments, X and Y. If...
3
Last post by GMATGuruNY
Tue Sep 25, 2018 3:10 am
If x, y, z are integers, is xyz a multiple of 6?
by Max@Math Revolution »
If x, y, z are integers, is xyz a multiple of 6? 1) x+y+z is a...
3
Last post by Max@Math Revolution
Mon Sep 24, 2018 4:07 am
What is the perimeter of a rectangle?
by Max@Math Revolution »
What is the perimeter of a rectangle? 1) The square of the diagonal...
3
Last post by Max@Math Revolution
Mon Sep 24, 2018 4:06 am
If x^y = 1 then what is the
by Brent@GMATPrepNow »
If x^y = 1, then what is the value of x? (1) x < 0 (2) y is even...
2
Last post by Brent@GMATPrepNow
Sun Sep 23, 2018 2:07 pm
For any integer n greater than 1, factorial denotes the
by swerve »
For any integer n greater than 1, factorial denotes the product of...
1
Last post by deloitte247
Sun Sep 23, 2018 9:30 am
GPREP DS -1
by abhasjha »
Machine M, working alone at its constant rate, produces x widgets...
4
Last post by fskilnik@GMATH
Sun Sep 23, 2018 7:58 am
Is 10m > 5n - k?
by BTGmoderatorDC »
Is 10m > 5n - k? (1) n = 2m (2) |k| = -k OA C Source: Veritas Prep
2
Last post by fskilnik@GMATH
Sun Sep 23, 2018 7:13 am
If a and b are positive integers, is a/b = 5/8 ?
by BTGmoderatorDC »
If a and b are positive integers, is a/b = 5/8 ? (1) 1/2 < a/b...
2
Last post by fskilnik@GMATH
Sat Sep 22, 2018 2:33 pm
In an office that employs 120 people, m% of the employees
by BTGmoderatorDC »
In an office that employs 120 people, m% of the employees are male,...
3
Last post by Brent@GMATPrepNow
Sat Sep 22, 2018 6:00 am
In each of five taste tests, each of 51 participants chose
by swerve »
In each of five taste tests, each of 51 participants chose either...
2
Last post by Jay@ManhattanReview
Fri Sep 21, 2018 11:44 pm
If xy ≠ 0, what is the value of x?
by BTGmoderatorDC »
If xy ≠ 0, what is the value of x? (1) yx^2 + 4xy + 4y = 0 (2)...
2
Last post by Jay@ManhattanReview
Fri Sep 21, 2018 11:26 pm
If n is an integer, is n(n+2) divisible by 8?
by Max@Math Revolution »
If n is an integer, is n(n+2) divisible by 8? 1) n is an even...
3
Last post by Max@Math Revolution
Fri Sep 21, 2018 12:15 am
Challenge question: If ∆ABC is an isosceles triangle
by Brent@GMATPrepNow »
If ∆ABC is an isosceles triangle, what is the perimeter of...
3
Last post by Brent@GMATPrepNow
Thu Sep 20, 2018 12:33 pm
The price per share of stock X increased by 10 percent over
by BTGmoderatorDC »
The price per share of stock X increased by 10 percent over the same...
3
Last post by fskilnik@GMATH
Thu Sep 20, 2018 10:59 am
In four years, Andy will be twice as old as Betsy. How old
by BTGmoderatorDC »
In four years, Andy will be twice as old as Betsy. How old is Betsy?...
3
Last post by GMATGuruNY
Thu Sep 20, 2018 6:25 am
a and b are positive numbers. What is the value of (a-b)/(a+
by Max@Math Revolution »
a and b are positive numbers. What is the value of (a-b)/(a+b)? 1)...
2
Last post by Max@Math Revolution
Thu Sep 20, 2018 12:50 am
Michael arranged all his books in a bookcase with 10 books
by BTGmoderatorDC »
Michael arranged all his books in a bookcase with 10 books on each...
1
Last post by Jay@ManhattanReview
Wed Sep 19, 2018 9:07 pm
Rasheed bought two kinds of candy bars, chocolate and toffee
by BTGmoderatorDC »
Rasheed bought two kinds of candy bars, chocolate and toffee, that...
2
Last post by GMATGuruNY
Wed Sep 19, 2018 2:54 am
2^p/2^q=?
by Max@Math Revolution »
2^p/2^q=? 1) p = q + 2 2) pq=8
2
Last post by Max@Math Revolution
Wed Sep 19, 2018 12:48 am
A certain business school has a student body of 2,000 studen
by BTGmoderatorDC »
A certain business school has a student body of 2,000 students, 45%...
3
Last post by swerve
Tue Sep 18, 2018 3:45 pm
OG2016 - Q69
by amina.shaikh309 »
Guy's net income equals his gross income minus his deductions. By...
5
Last post by Scott@TargetTestPrep
Mon Sep 17, 2018 5:41 pm
If x is an integer, is ....
by factor26 »
If x is an integer is 9^ x + 9^-x =b? 1- 3^x + 3^-x = sqrt(b+2) 2-...
11
Last post by Scott@TargetTestPrep
Mon Sep 17, 2018 5:39 pm
If x and y are positive, is x < 10 < y ?
by jjjinapinch »
If x and y are positive, is x < 10 < y ? (1) x < y and xy =...
2
Last post by Scott@TargetTestPrep
Mon Sep 17, 2018 5:38 pm
Beth's pizzeria offers x different toppings. What is the
by BTGmoderatorLU »
Beth's pizzeria offers x different toppings. What is the value of x?...
2
Last post by fskilnik@GMATH
Mon Sep 17, 2018 1:13 pm
What is the value of the 2-digit positive integer n if its
by Max@Math Revolution »
What is the value of the 2-digit positive integer n if its tens...
3
Last post by fskilnik@GMATH
Mon Sep 17, 2018 8:56 am
What is the perimeter of isosceles triangle LMN? 1) Side LM
by BTGmoderatorDC »
What is the perimeter of isosceles triangle LMN? 1) Side LM has a...
3
Last post by Brent@GMATPrepNow
Mon Sep 17, 2018 6:02 am
If n is an integer, is (n+1)^2 an even integer?
by Max@Math Revolution »
If n is an integer, is (n+1)^2 an even integer? 1) n-1 is an even...
4
Last post by Ferguson259
Mon Sep 17, 2018 1:12 am
Is x < 0?
by Max@Math Revolution »
Is x < 0? 1) |x|=-x 2) |x|>x
3
Last post by Max@Math Revolution
Sun Sep 16, 2018 5:25 pm
For each customer, a bakery charges p dollars for the first
by BTGmoderatorLU »
Source: GMAT Prep For each customer, a bakery charges p dollars for...
2
Last post by fskilnik@GMATH
Sun Sep 16, 2018 11:40 am
A rectangle is defined to be "silver" if and only
by BTGmoderatorDC »
A rectangle is defined to be silver if and only if the ratio of its...
2
Last post by fskilnik@GMATH
Sun Sep 16, 2018 11:08 am
If A and C are points in a plane, C is the center of circle
by BTGmoderatorDC »
If A and C are points in a plane, C is the center of circle O, and...
2
Last post by fskilnik@GMATH
Sun Sep 16, 2018 10:18 am
At what speed was Erik running when he was at the halfway
by BTGmoderatorLU »
Source: Veritas Prep At what speed was Erik running when he was at...
2
Last post by Brent@GMATPrepNow
Sat Sep 15, 2018 6:03 am
What is the perimeter of a certain right triangle?
by AAPL »
What is the perimeter of a certain right triangle? (1) The...
2
Last post by fskilnik@GMATH
Fri Sep 14, 2018 2:25 pm
A zebra must get water from either a stream or pond. Which
by BTGmoderatorLU »
Source: Princeton Review A zebra must get water from either a stream...
3
Last post by Brent@GMATPrepNow
Fri Sep 14, 2018 10:51 am
x=?
by Max@Math Revolution »
x=? 1) x^3+x^2+x=0 2) x=-2x
3
Last post by Max@Math Revolution
Thu Sep 13, 2018 11:32 pm
Any decimal that has only a finite number of nonzero digits
by BTGmoderatorDC »
Any decimal that has only a finite number of nonzero digits is a...
6
Last post by fskilnik@GMATH
Thu Sep 13, 2018 11:39 am
Two line l and k intersect at a point (4, 3). Is the product
by BTGmoderatorDC »
Two line l and k intersect at a point (4, 3). Is the product of their...
1
Last post by fskilnik@GMATH
Thu Sep 13, 2018 11:22 am
A bigger circle (with center A) and a smaller circle
by AAPL »
Source: e-GMAT A bigger circle (with center A) and a smaller (circle...
2
Last post by fskilnik@GMATH
Thu Sep 13, 2018 7:44 am
Does y=ax^2+bx+c intersect the x-axis?
by Max@Math Revolution »
Does y=ax^2+bx+c intersect the x-axis? 1) a<0 2) c>0
2
Last post by Max@Math Revolution
Thu Sep 13, 2018 12:29 am
Is p + pz = p?
by BTGmoderatorDC »
Is p + pz = p? (1) p = 0 (2) z = 0 OA D Source: GMAT Prep
3
Last post by fskilnik@GMATH
Wed Sep 12, 2018 1:58 pm
In Jefferson School, 300 students study French or Spanish or
by AAPL »
Official Guide In Jefferson School, 300 students study French and...
2
Last post by fskilnik@GMATH
Wed Sep 12, 2018 1:16 pm