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please explain: roots and exponents
by ejager »
square root of (x+4)^2 = 3 what is x-4?
3
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Last post by Brent@GMATPrepNow
Fri Jun 05, 2015 6:43 am
Percent Problem
by talaangoshtari »
In a certain community, 39,285 more apartments were converted to...
2
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Last post by GMATGuruNY
Fri Jun 05, 2015 12:46 am
Revolutions problem
by infiniti007 »
Can anybody shed light on how to solve this problem algebraically?...
2
Last post by nikhilgmat31
Thu Jun 04, 2015 9:23 pm
Strange question
by prachi18oct »
4
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Last post by nikhilgmat31
Thu Jun 04, 2015 8:47 pm
In the coordinate plane, a circle has center (2, -3)
by bhumika.k.shah »
In the coordinate plane, a circle has center (2, -3) and passes...
8
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Last post by nikhilgmat31
Thu Jun 04, 2015 8:46 pm
Perimeter of rectangle and equilateral triangle. Please help
by nikhilgmat31 »
If the perimeter of a rectangle is less than the perimeter of...
11
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Last post by nikhilgmat31
Thu Jun 04, 2015 8:43 pm
Group Formula problem
by infiniti007 »
Does anyone know of any other ways to solve this problem besides...
7
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Last post by Brent@GMATPrepNow
Wed Jun 03, 2015 11:17 am
Pls explain
by prachi18oct »
For a certain race, 3 teams were allowed to enter 3 members each. A...
1
Last post by GMATGuruNY
Wed Jun 03, 2015 9:17 am
Probability and Permutation problem
by infiniti007 »
Any help on how to best approach the following problem would be...
2
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Last post by John@GMATPrepNow
Tue Jun 02, 2015 10:15 pm
Problem solving
by Newaz111 »
The infinite sequence a1, a2,..., an,... is such that a1 = 2,...
6
Last post by GMATinsight
Tue Jun 02, 2015 5:55 pm
Radicals: sqrt((16)(20)+ ( 8 ) (32))
by II »
sqrt((16)(20)+ ( 8 ) (32)) = (A) 4 sqrt(20) (B) 24 (C) 25 (D) 4...
11
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Last post by Mathsbuddy
Tue Jun 02, 2015 7:18 am
Help - exponents question
by ejager »
This problem is from MGMAT 4^a + 4^a+1 = 4^a+2 - 176 OA is a=2 but I...
4
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Last post by GMATinsight
Tue Jun 02, 2015 2:45 am
Percent Problem
by talaangoshtari »
At the begining of the year, a certain computer problem requires 3.6...
7
Last post by theCEO
Tue Jun 02, 2015 2:30 am
Probability Q
by prachi18oct »
I took below approach, please let me know what is wrong here...
7
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Last post by nikhilgmat31
Mon Jun 01, 2015 11:40 pm
How many factors does 36^2 have?
by ssy »
How many factors does 36^2 have? 2 8 24 25 26 25 Can someone please...
17
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Last post by nikhilgmat31
Mon Jun 01, 2015 11:22 pm
Sets
by talaangoshtari »
At Lexington High School, everyone takes at least one language-...
4
Last post by nikhilgmat31
Mon Jun 01, 2015 11:10 pm
Problem solving
by Newaz111 »
The operation â-‹ is defined by the equation x â-‹ y =...
3
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Last post by Brent@GMATPrepNow
Fri May 29, 2015 9:30 am
Probability Help!!!
by bsharad_99 »
Hi, It's been couple of weeks that I have started practicing...
6
Last post by nikhilgmat31
Thu May 28, 2015 6:45 am
positives and negatives
by [email protected] »
Each of the following equations has at least one solution EXCEPT...
5
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Last post by GMATGuruNY
Wed May 27, 2015 3:36 pm
Area of a triangle
by Rastis »
What is the area of an equilateral triangle with a height of 8? a) 48...
4
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Last post by DavidG@VeritasPrep
Wed May 27, 2015 11:02 am
Divisibility and primes - Expert opinion
by [email protected] »
I'm really struggling on the divisibility and primes questions....
9
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Last post by nikhilgmat31
Mon May 25, 2015 8:03 pm
Counting
by talaangoshtari »
How many positive integers less than 10,000 are such that the sum of...
6
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Last post by nikhilgmat31
Mon May 25, 2015 7:53 pm
Please suggest Books for Problem Solving & Data Sufficie
by nikhilgmat31 »
Please suggest books for Problem solving & DS. Are below...
15
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Last post by [email protected]
Mon May 25, 2015 9:18 am
Last Sunday a certain store sold copies of Newspaper A for $
by mitzwillrockgmat »
Last Sunday a certain store sold copies of Newspaper A for $1.00 each...
21
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Last post by Brent@GMATPrepNow
Sun May 24, 2015 10:53 am
Inequalities for positive x
by mallika hunsur »
Hi, Please can anyone analyse this one..? Thanks, Mallika
4
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Last post by DavidG@VeritasPrep
Sun May 24, 2015 4:01 am
Work Problem
by talaangoshtari »
A,B, and C can do a piece of work in 20, 30 and 60 days respectively....
2
Last post by MartyMurray
Sat May 23, 2015 5:16 am
query
by Noman »
anyone plz suggest me any Book which contain math shortcut, i need...
8
EXPERT REPLIES
Last post by [email protected]
Fri May 22, 2015 9:39 am
Sequence
by talaangoshtari »
In a certain sequence, each term beyond the second term is equal to...
3
Last post by GMATGuruNY
Fri May 22, 2015 5:07 am
Percent question
by bubblynyg »
Which of the following values is greatest? (A) 11% of 89(B) 22% of...
2
Last post by nikhilgmat31
Fri May 22, 2015 4:55 am
Arithmetic / Algebra
by phoenix9801 »
Hi, can someone please help to explain the step-by-step instructions...
9
Last post by nikhilgmat31
Fri May 22, 2015 4:50 am
OG Problem Solving Q 78
by melguy »
Hello All I tried searching explanation for the below question in the...
7
Last post by nikhilgmat31
Fri May 22, 2015 4:40 am
Need a Problem Solving & DS Formula Summary Guide
by nikhilgmat31 »
Need a Problem Solving & DS Formula Summary Guide
1
Last post by GMATinsight
Fri May 22, 2015 3:23 am
Counting
by talaangoshtari »
How many 5 digit numbers that are divisible by 9 can be formed using...
1
Last post by GMATGuruNY
Wed May 20, 2015 11:36 am
Least possible value
by saidov.mikhail »
If y is an integer, then the least possible value of |23-5y| is (A) 1...
4
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Last post by Scott@TargetTestPrep
Wed May 20, 2015 4:51 am
Math - OG 38.
by odod »
If 4 is one solution of the equation X^2 +3x +k =10, where k is...
3
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Last post by Scott@TargetTestPrep
Wed May 20, 2015 4:49 am
Ratio
by talaangoshtari »
8 litres are drawn from a wine and is then filled with water. This...
1
Last post by GMATGuruNY
Wed May 20, 2015 3:42 am
PS Probability
by samirpandeyit62 »
1st draw 3 marbles can be selcted out of 9 in 9C3 = 84 ways now here...
9
Last post by RudeyBoyZ
Wed May 20, 2015 12:37 am
Divisibility/remainder problem
by bubblynyg »
For positive integers m and n, when m is divided by n the remainder...
2
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Last post by GMATGuruNY
Tue May 19, 2015 11:13 pm
The temperature of a certain cup of coffee 10 minutes it was
by imane81 »
Please help on this one The temperature of a certain cup of coffee 10...
8
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Last post by RosalineJWilson
Tue May 19, 2015 8:30 pm
Need help in solving Tax Problem
by sanalnnair »
Hi, Please help me to solve this question.. The wording of this...
4
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Last post by Scott@TargetTestPrep
Tue May 19, 2015 10:11 am
Of the 60 students in a class, only the students who had obt
by RBBmba@2014 »
Of the 60 students in a class, only the students who had obtained...
3
Last post by DavidG@VeritasPrep
Tue May 19, 2015 9:53 am
A dog breeder
by conquistador »
A dog breeder currently has 9 breeding dogs. 6 of the dogs have...
3
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Tue May 19, 2015 9:47 am
Function problem
by Gmat Bond »
For which of the following functions is f(a+b) = f(a) + f(b) for all...
2
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Tue May 19, 2015 6:52 am
clock problem
by hemant_rajput »
Q7 . A clock is set right at 12 noon on Monday. It looses 1/2% on the...
10
EXPERT REPLIES
Last post by GMATGuruNY
Tue May 19, 2015 6:02 am
Percent problems
by umasarath52 »
In Country C, the unemployment rate among construction workers...
6
EXPERT REPLIES
Last post by Scott@TargetTestPrep
Mon May 18, 2015 10:39 am
random sum equals 9
by EricKryk »
A = {2, 3, 4, 5} B = {4, 5, 6, 7, 8} Two integers will be randomly...
5
EXPERT REPLIES
Last post by Jeff@TargetTestPrep
Mon May 18, 2015 5:55 am
Suggest a shortest method to solve it
by Jeevanantham »
If n = (33)^43 + (43)^33, what is the unit digit of n ? A) 0 B) 2 C)...
6
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Last post by andymal
Sun May 17, 2015 7:47 pm
Counting
by talaangoshtari »
In how many ways we can distribute 10 indistinguishable balls to 3...
3
EXPERT REPLIES
Last post by GMATGuruNY
Sun May 17, 2015 5:28 am
GMAT PROBLEM SOLVING FRACTIONS
by rbansal »
Can Someone please post the fastest way to get to the solution: Q: 43...
6
EXPERT REPLIES
Last post by [email protected]
Fri May 15, 2015 9:10 am
The product of k consecutive integers is divisible by k
by aces021 »
If we know that n+2 is a multiple of 3, how would we know that n-4,...
2
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Fri May 15, 2015 8:59 am