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When f(x)=ax^2+bx+c (a≠0), is x+1 a factor of f(x)?

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When f(x)=ax^2+bx+c (a≠0), is x+1 a factor of f(x)? 1) f(1)=0 2)...

0 Wed Sep 26, 2018 3:52 am

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For an integer n greater than 1, the set S[size=7]n[/size]={

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For an integer n greater than 1, the set S n ={ kn | k is an integer...

2 EXPERT REPLIES Wed Sep 26, 2018 3:50 am

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4 raffle ‘winners’ were each given the opportunity to se

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0 Wed Sep 26, 2018 2:33 am

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A number of people each wrote down one of the first 30 posit

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A number of people each wrote down one of the first 30 positive...

0 Wed Sep 26, 2018 2:19 am

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Is x>x/y?

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Is x>x/y? 1) y>1 2) xy>0

2 EXPERT REPLIES Tue Sep 25, 2018 9:25 pm

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Point (P, Q) is in the coordinate plane. Is P > Q? (1) P

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Point (P, Q) is in the coordinate plane. Is P > Q? (1) P is...

1 EXPERT REPLIES Tue Sep 25, 2018 9:08 pm

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In the xy-plane, if line k has negative slope, is the

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In the xy-plane, if line k has negative slope, is the y-intercept of...

3 EXPERT REPLIES Tue Sep 25, 2018 3:55 pm

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Robin split a total of $24,000 between 2 investments, X and

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Robin split a total of $24,000 between 2 investments, X and Y. If...

3 EXPERT REPLIES Tue Sep 25, 2018 3:10 am

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If z is a multiple of 9 and w is a multiple of 4, is zw a

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If z is a multiple of 9 and w is a multiple of 4, is zw a multiple of...

2 EXPERT REPLIES Mon Sep 24, 2018 9:18 pm

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If x, y, z are integers, is xyz a multiple of 6?

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3 EXPERT REPLIES Mon Sep 24, 2018 4:07 am

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What is the perimeter of a rectangle?

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What is the perimeter of a rectangle? 1) The square of the diagonal...

3 EXPERT REPLIES Mon Sep 24, 2018 4:06 am

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If x^y = 1 then what is the

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If x^y = 1, then what is the value of x? (1) x < 0 (2) y is even...

2 EXPERT REPLIES Sun Sep 23, 2018 2:07 pm

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For any integer n greater than 1, factorial denotes the

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For any integer n greater than 1, factorial denotes the product of...

1 Sun Sep 23, 2018 9:30 am

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GPREP DS -1

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Machine M, working alone at its constant rate, produces x widgets...

4 EXPERT REPLIES Sun Sep 23, 2018 7:58 am

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Is 10m > 5n - k?

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Is 10m > 5n - k? (1) n = 2m (2) |k| = -k OA C Source: Veritas Prep

2 EXPERT REPLIES Sun Sep 23, 2018 7:13 am

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If a and b are positive integers, is a/b = 5/8 ?

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If a and b are positive integers, is a/b = 5/8 ? (1) 1/2 < a/b...

2 EXPERT REPLIES Sat Sep 22, 2018 2:33 pm

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In an office that employs 120 people, m% of the employees

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In an office that employs 120 people, m% of the employees are male,...

3 EXPERT REPLIES Sat Sep 22, 2018 6:00 am

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In each of five taste tests, each of 51 participants chose

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In each of five taste tests, each of 51 participants chose either...

2 EXPERT REPLIES Fri Sep 21, 2018 11:44 pm

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If xy ≠ 0, what is the value of x?

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If xy ≠ 0, what is the value of x? (1) yx^2 + 4xy + 4y = 0 (2) y =...

2 EXPERT REPLIES Fri Sep 21, 2018 11:26 pm

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If n is an integer, is n(n+2) divisible by 8?

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If n is an integer, is n(n+2) divisible by 8? 1) n is an even number....

3 EXPERT REPLIES Fri Sep 21, 2018 12:15 am

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clarification on GMAT 2016 DS problem

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A taxi company charges 'f' cents for the first mile of the taxi ride...

4 EXPERT REPLIES Thu Sep 20, 2018 7:01 pm

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Challenge question: If ∆ABC is an isosceles triangle

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If ∆ABC is an isosceles triangle, what is the perimeter of ∆ABC?...

3 EXPERT REPLIES Thu Sep 20, 2018 12:33 pm

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The price per share of stock X increased by 10 percent over

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The price per share of stock X increased by 10 percent over the same...

3 EXPERT REPLIES Thu Sep 20, 2018 10:59 am

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In four years, Andy will be twice as old as Betsy. How old

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In four years, Andy will be twice as old as Betsy. How old is Betsy?...

3 EXPERT REPLIES Thu Sep 20, 2018 6:25 am

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a and b are positive numbers. What is the value of (a-b)/(a+

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a and b are positive numbers. What is the value of (a-b)/(a+b)? 1)...

2 EXPERT REPLIES Thu Sep 20, 2018 12:50 am

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Michael arranged all his books in a bookcase with 10 books

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Michael arranged all his books in a bookcase with 10 books on each...

1 EXPERT REPLIES Wed Sep 19, 2018 9:07 pm

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Rasheed bought two kinds of candy bars, chocolate and toffee

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Rasheed bought two kinds of candy bars, chocolate and toffee, that...

2 EXPERT REPLIES Wed Sep 19, 2018 2:54 am

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2^p/2^q=?

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2^p/2^q=? 1) p = q + 2 2) pq=8

2 EXPERT REPLIES Wed Sep 19, 2018 12:48 am

by: Max@Math Revolution View latest post

A certain business school has a student body of 2,000 studen

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A certain business school has a student body of 2,000 students, 45%...

3 EXPERT REPLIES Tue Sep 18, 2018 3:45 pm

by: swerve View latest post

OG2016 - Q69

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Guy's net income equals his gross income minus his deductions. By...

5 EXPERT REPLIES Mon Sep 17, 2018 5:41 pm

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If x is an integer, is ....

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If x is an integer is 9^ x + 9^-x =b? 1- 3^x + 3^-x = sqrt(b+2) 2-...

11 EXPERT REPLIES Mon Sep 17, 2018 5:39 pm

by: Scott@TargetTestPrep View latest post

If x and y are positive, is x < 10 < y ?

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If x and y are positive, is x < 10 < y ? (1) x < y and xy =...

2 EXPERT REPLIES Mon Sep 17, 2018 5:38 pm

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Beth's pizzeria offers x different toppings. What is the

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Beth's pizzeria offers x different toppings. What is the value of x?...

2 EXPERT REPLIES Mon Sep 17, 2018 1:13 pm

by: fskilnik View latest post

What is the value of the 2-digit positive integer n if its

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What is the value of the 2-digit positive integer n if its tens digit...

3 EXPERT REPLIES Mon Sep 17, 2018 8:56 am

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What is the perimeter of isosceles triangle LMN? 1) Side LM

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What is the perimeter of isosceles triangle LMN? 1) Side LM has a...

3 EXPERT REPLIES Mon Sep 17, 2018 6:02 am

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If n is an integer, is (n+1)^2 an even integer?

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If n is an integer, is (n+1)^2 an even integer? 1) n-1 is an even...

4 EXPERT REPLIES Mon Sep 17, 2018 1:12 am

by: Ferguson259 View latest post

Is x < 0?

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Is x < 0? 1) |x|=-x 2) |x|>x

3 EXPERT REPLIES Sun Sep 16, 2018 5:25 pm

by: Max@Math Revolution View latest post

For each customer, a bakery charges p dollars for the first

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Source: GMAT Prep For each customer, a bakery charges p dollars for...

2 EXPERT REPLIES Sun Sep 16, 2018 11:40 am

by: fskilnik View latest post

A rectangle is defined to be "silver" if and only

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A rectangle is defined to be "silver" if and only if the...

2 EXPERT REPLIES Sun Sep 16, 2018 11:08 am

by: fskilnik View latest post

If A and C are points in a plane, C is the center of circle

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If A and C are points in a plane, C is the center of circle O, and...

2 EXPERT REPLIES Sun Sep 16, 2018 10:18 am

by: fskilnik View latest post

At what speed was Erik running when he was at the halfway

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Source: Veritas Prep At what speed was Erik running when he was at...

2 EXPERT REPLIES Sat Sep 15, 2018 6:03 am

by: Brent@GMATPrepNow View latest post

What is the perimeter of a certain right triangle?

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What is the perimeter of a certain right triangle? (1) The...

2 EXPERT REPLIES Fri Sep 14, 2018 2:25 pm

by: fskilnik View latest post

On the number line, point R has coordinate r and point T has

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On the number line, point R has coordinate r and point T has...

2 EXPERT REPLIES Fri Sep 14, 2018 1:25 pm

by: fskilnik View latest post

A zebra must get water from either a stream or pond. Which

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Source: Princeton Review A zebra must get water from either a stream...

3 EXPERT REPLIES Fri Sep 14, 2018 10:51 am

by: Brent@GMATPrepNow View latest post

x=?

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x=? 1) x^3+x^2+x=0 2) x=-2x

3 EXPERT REPLIES Thu Sep 13, 2018 11:32 pm

by: Max@Math Revolution View latest post

Any decimal that has only a finite number of nonzero digits

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Any decimal that has only a finite number of nonzero digits is a...

6 EXPERT REPLIES Thu Sep 13, 2018 11:39 am

by: fskilnik View latest post

Two line l and k intersect at a point (4, 3). Is the product

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Two line l and k intersect at a point (4, 3). Is the product of their...

1 EXPERT REPLIES Thu Sep 13, 2018 11:22 am

by: fskilnik View latest post

A bigger circle (with center A) and a smaller circle

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Source: e-GMAT A bigger circle (with center A) and a smaller (circle...

2 EXPERT REPLIES Thu Sep 13, 2018 7:44 am

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