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View first unread post 1/(2^10) + 1/(2^11) + 1/(2^12) + 1/(2^12)=? A) 1/2^7 B)  

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SimaQ

7

806

23 Sep 2006, 08:44

iced_tea

View first unread post 1/(2+ sqrt(3)) = sqrt(3) - 2 2 - sqrt(3) sqrt(2) +  

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anonymousegmat

4

1135

08 Jul 2007, 17:04

ywilfred

3
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View first unread post 1/(3-1/(3-1/(3-1)))=  

Tags: Difficulty: Sub-600 Level,  Arithmetic,  Fractions/Ratios/Decimals,  Source: Official Guide

Bunuel

3

1267

25 Jan 2014, 11:53

Bunuel

View first unread post 1/(n+1) < 1/31 + 1/32 + 1/33 < 1/n What is n  

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gamjatang

10

1064

01 Nov 2005, 06:44

laxieqv

View first unread post 1/10^(n+1)< 0.00625< 1/10^n Find n, knowing that n  

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laxieqv

2

870

29 Dec 2005, 19:31

laxieqv

View first unread post 1/2 + (1/2)^2 + (1/2)^3 + ... + (1/2)^20 is between? a)  

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GK_Gmat

4

505

04 Oct 2007, 03:12

KillerSquirrel

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View first unread post 1/2 + [(2/3 * 3/8)/4] - 9/16 =  

Tags: Difficulty: Sub-600 Level,  Arithmetic,  Source: Official Guide

Walkabout

2

4007

18 Dec 2012, 22:28

mbaiseasy

1
View first unread post Attachment(s) 1/2^12 + 2/2^13 + 3/2^14 + 4/2^15  

Tags: Difficulty: Sub-600 Level,  Arithmetic,  Exponents/Powers

dimri10

13

1667

23 Jun 2011, 01:12

fluke

View first unread post 1/2)^ (-3) * (1/4)^ (-2) * (1/16)^ (-1) = (A) (1/2)^  

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bmwhype2

2

477

02 Jun 2007, 15:37

bsd_lover

View first unread post 1/5)^m (1/4)^18 = 1/2(10)^35 what is m  

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g1m2a3t406

2

606

28 Nov 2006, 16:01

MBAlad

View first unread post 1/5)^m * (1/4)^18 = 1/(2(10)^35) A) 17 B) 18 C) 34 D)  

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popew626

4

691

13 Sep 2005, 13:22

popew626

View first unread post 1/5)^m*(1/4)^18=1/(2(10)^35), then m= A)17 B)18 C)34  

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SimaQ

1

484

12 Nov 2006, 04:05

hosam

2
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View first unread post 1/x+1/y=1 xy=6, then what is the value of x^2+y^2?  

Tags: Difficulty: 600-700 Level,  Algebra

Splendidgirl666

4

2308

14 Jul 2014, 20:33

PareshGmat

View first unread post 1<a<b<c<d, and all them can be expressed by 2^n,  

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getzgetzu

1

433

06 May 2006, 00:29

TeHCM

View first unread post 1+0.05*0.025/1.25=  

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getzgetzu

1

479

07 May 2006, 06:53

Professor

3
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View first unread post 1+1/2+1/3+.....+1/16 is  

Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Source: Manhattan GMAT

bagdbmba

8

1204

28 Aug 2014, 21:27

vad3tha

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View first unread post 1+2x+3x^2+4x^3+.............nx^(n-1) Whats the sum of the  

Tags: Poor Quality

gmat2me2

5

13993

21 Jan 2013, 20:11

VeritasPrepKarishma

View first unread post 1+3+9+27+...+3^14=? A) 61453171 B) 7174453 C) 5672514  

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Caas

5

449

06 May 2007, 04:45

Caas

2
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View first unread post 10 Arabian horses are split into pairs to pull one of the  

Tags: Difficulty: 700-Level,  Combinations,  Out of Scope - Too Hard

jusjmkol740

5

2357

12 Sep 2014, 10:49

Bunuel

8
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View first unread post 10 business executives and 7 chairmen meet at a conference  

Tags: Difficulty: 600-700 Level,  Combinations,  Source: GMAT Club Tests

manalq8

8

2021

12 Dec 2013, 22:48

calmkeeper

3
Experts publish their posts in the topic
View first unread post 10 business executives and 7 chairmen meet at a conference.  

Tags: Difficulty: 600-700 Level,  Combinations,  Source: GMAT Club Tests

far257

7

1448

26 Aug 2014, 06:59

Bunuel

View first unread post 10 Card are numbered from 1-10. 2 cards got misplaced. Out  

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riteshgupta1

4

585

22 Aug 2005, 04:54

BG

3
View first unread post Attachment(s) 10 children SD  

Tags: Source: GMAT Prep

rohansherry

6

879

24 Aug 2009, 11:50

rohansherry

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View first unread post 10 directors all shook hands with each other. How many  

Tags: Combinations

bmwhype2

7

3070

09 Apr 2011, 23:23

ravsg

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View first unread post 10 kids are going to stand in a row. They can stand in any  

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sreehari

8

612

20 Mar 2008, 11:04

Lorettagrace

1
View first unread post 10 light bulb  

Tags: Probability,  Source: Other - Please specify

dimri10

3

1588

08 Aug 2011, 11:52

alexpiers

View first unread post 10 machines work at constant rate and working together, they  

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bh10503

5

974

08 Mar 2006, 18:13

Itzrevs

7
View first unread post Attachment(s) 10 soldiers are standing in a single row. 3 soldiers are  

Tags: Difficulty: 700-Level,  Combinations,  Out of Scope - Too Hard,  Source: Other - Please specify

flashg

3

771

22 Dec 2014, 21:17

vinbitstarter

1
View first unread post Attachment(s) Poll: 10 straight lines, no two of which are parallel and no three  

Tags: Difficulty: Sub-600 Level,  Geometry

gmatacequants

1

757

20 May 2014, 13:10

gmatacequants

4
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View first unread post 10 t-shirts are available to choose. 5 of them are printed,  

Tags: Difficulty: 600-700 Level,  Probability

carsen

6

1147

14 Jul 2014, 20:58

VeritasPrepKarishma

View first unread post Attachment(s) 10 years ago, Samuel was twice as old as Hui. 10 years ago,  

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rahulraao

2

930

13 Oct 2005, 00:37

ywilfred

View first unread post 10^(k-1) < 0.00025 < 10^k. What is k  

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gamjatang

6

700

26 Nov 2005, 13:35

rlevochkin

6
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View first unread post 10^180-10^30. Which of the following best approximates  

Tags: Difficulty: Sub-600 Level,  Exponents/Powers

gmatjon

9

2677

27 Feb 2015, 09:56

bumpbot

17
Experts publish their posts in the topic
View first unread post 10^25 – 560 is divisible by all of the following EXCEPT  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Divisibility/Multiples/Factors,  Source: Manhattan GMAT

enigma123

22

6611

23 May 2015, 16:16

bumpbot

View first unread post 10^25тАУ 7 is divisible by a) 2 b) 3  

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Praetorian

4

1629

13 Oct 2003, 00:19

Praetorian

View first unread post 10^3 is how many times (0.01)^3? a) 10^6 b) 10^8 c) 10^9 d)  

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puma

8

1006

18 Aug 2008, 09:16

x2suresh

3
View first unread post 10^50 - 74  

Tags: Number Properties

dimitri92

7

3631

09 Jun 2010, 09:10

reachsb

View first unread post Attachment(s) 10^8 - 10^2)/ (10^7 - 10^3), is closest to? a. 1 b.  

Tags: Exponents/Powers

shampoo

13

1230

02 Apr 2010, 02:36

vonshuriz

View first unread post 10, -6, -5, -4, -2.5, -1, 0, 2.5, 4, 6, 7, 10} A number is  

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johnpeter

6

798

02 Nov 2008, 20:38

spiridon

View first unread post 10—11—22—Z—74—115 Find Z in  

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stolyar

1

974

22 Jul 2003, 18:22

RK73

3
Experts publish their posts in the topic
View first unread post 10% of a 50% alcohol solution is replaced with water  

Tags: Difficulty: 600-700 Level,  Mixture Problems,  Source: Veritas Prep

Thoughtosphere

4

772

26 Oct 2014, 20:59

VeritasPrepKarishma

2
View first unread post Attachment(s) 10% of all-aliens are capable of intelligent thought and  

Tags: Difficulty: 600-700 Level,  Overlapping Sets

jeeteshsingh

7

2893

23 Nov 2014, 09:03

bumpbot

View first unread post 100 balls  

Tags: Difficulty: 600-700 Level,  Probability

metallicafan

5

1182

09 Aug 2010, 02:06

Pavle

2
Attachment(s) Moved: 100 most discussed Probability PS  

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-

-

-

36
Experts publish their posts in the topic
View first unread post Attachment(s) 100 people are attending a newspaper conference. 45 of them  

Tags: Difficulty: 700-Level,  Min/Max Problems,  Overlapping Sets,  Source: Manhattan GMAT

calreg11

14

12150

29 Oct 2014, 08:00

intheend14

3
View first unread post Attachment(s) 100 white and black tiles will be used to form a 10x10 squar  

Tags: Difficulty: 700-Level,  Min/Max Problems,  Source: GMAT Club Tests

ohfred

5

2177

23 Jul 2014, 18:01

PareshGmat

Experts publish their posts in the topic
View first unread post 100!  

Tags: Difficulty: Sub-600 Level

shrive555

4

1154

03 Dec 2010, 02:03

Bunuel

View first unread post Attachment(s) 1000 PS  

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neelesh

1

1124

07 Feb 2008, 18:43

venkis

Experts publish their posts in the topic
View first unread post 1000 PS no#5  

Tags: Arithmetic,  Source: GMAT Club Tests

WILLBEATGMAT2011

4

864

29 Jun 2011, 22:17

IanStewart

View first unread post Attachment(s) 1000 Series PS  

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forgmat

1

657

31 May 2007, 22:49

grad_mba

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