DS Retired Questions

What is the value of x^2 + y^2 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

krazo

24 Nov 2014, 01:45

2

6

4,392

by: Bunuel

24 Nov 2014, 01:45

A certain sum was invested in a high-interest bond for which

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punyadeep

16 Mar 2011, 07:49

31

15

15,034

by: bumpbot

19 Nov 2014, 11:32

What is the value of x + y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

14 Nov 2014, 09:51

3

4

3,780

by: Bunuel

17 Nov 2014, 12:15

What is the increasing percent of the price of the company's stocks

555-605 (Medium) | Fractions and Ratios

555-605 (Medium) | Fractions and Ratios hide tags

h31337u

09 Nov 2014, 07:52

2

3

3,219

by: Bunuel

10 Nov 2014, 02:29

Is x^2+y^2 divisible by 5?

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ctrlaltdel

14 Nov 2009, 18:56

35

13

16,203

by: deeuk

10 Nov 2014, 01:27

A regular hexagon is inscribed in a circle. What is the area

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smartyman

02 Jul 2014, 01:03

2

5,183

by: dmmk

04 Nov 2014, 08:34

The volume of cylinder A is how much more than the volume of cylinder

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DangerPenguin

29 Sep 2014, 07:37

1

8

4,181

by: DangerPenguin

29 Sep 2014, 07:37

Is integer y is divisible by 24?

505-555 (Easy) | Multiples and Factors

505-555 (Easy) | Multiples and Factors hide tags

Gnpth

24 Jul 2014, 07:54

10

3

6,637

by: kalaits

26 Sep 2014, 14:04

Is quadrilateral ABCD a rectangle? (1) Line segments AC and

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

jamesrwrightiii

28 Aug 2007, 21:19

5

6

4,503

by: Bunuel

24 Sep 2014, 12:54

S is an infinite sequence, in which the value of a

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gmatprep2011

23 Sep 2011, 23:23

18

9

5,950

by: Bunuel

21 Sep 2014, 11:41

If r and s are positive integers, can the fraction r/s be expressed as

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

joemama142000

19 Sep 2014, 07:26

8

10

6,156

by: Bunuel

19 Sep 2014, 07:27

What is the greatest common divisor of a + b and 4?

505-555 (Easy) | Multiples and Factors

505-555 (Easy) | Multiples and Factors hide tags

Maksym

29 Jun 2014, 08:53

7

2

3,615

by: GSBae

09 Sep 2014, 06:55

What is the sum of the digits of the positive integer n

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

judokan

05 Sep 2014, 22:01

33

5

24,329

by: Bunuel

05 Sep 2014, 22:02

Are p, q and r all positive?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

pran21

02 Sep 2014, 03:40

1

2,407

by: Bunuel

02 Sep 2014, 03:44

What is the value of x^6 + x^(-6) ?

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alphonsa

18 Aug 2014, 09:21

3

2

2,647

by: Bunuel

18 Aug 2014, 09:31

What is the value of x?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

sanjoo

15 Feb 2014, 02:52

4

3,211

by: taransambi

14 Aug 2014, 06:36

If W is divisible by 7, is Z even or odd?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

abilash10

12 Aug 2014, 04:46

7

3,228

by: Bunuel

12 Aug 2014, 04:47

If f and g are both positive integers greater than 1

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

Gnpth

25 Jul 2014, 11:07

1

3

7,581

by: Bunuel

26 Jul 2014, 02:05

Seven different numbers are selected from the integers 1 to

605-655 (Medium) | Remainders

605-655 (Medium) | Remainders hide tags

aurobindo

22 Jul 2014, 14:34

27

5

16,579

by: Bunuel

22 Jul 2014, 14:35

If a, b, and c are positive and a =b/c^1/2, what is the

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Gnpth

22 Jul 2014, 03:10

1

2

2,765

by: Bunuel

22 Jul 2014, 03:13

Is the probability of an element in Set B also being an elem

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tabsang

28 Dec 2012, 07:18

6

4

3,178

by: Bunuel

17 Jul 2014, 08:58

If n is not equal to 0, is |n| < 4 ?

605-655 (Medium) | Absolute Values, Inequalities

605-655 (Medium) | Absolute Values, Inequalities hide tags

lbsgmat

17 Jul 2014, 01:30

38

17

22,559

by: Bunuel

17 Jul 2014, 01:30

If AD is 6, and ADC is a right angle, what is the area of

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

MackyCee

10 Jul 2014, 04:07

5

9

7,142

by: Bunuel

10 Jul 2014, 04:10

Is x > 0 ?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

DelGiudice99

09 Jul 2014, 08:46

2

3,673

by: australia123

10 Jul 2014, 00:44

A, B, C, and D are distinct points on a plane. If triangle A

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

IrinaOK

04 Jul 2014, 05:50

7

13

5,353

by: Bunuel

04 Jul 2014, 05:52

If x and y are non-zero integers, is x = y ?

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

iaratul

01 Jul 2014, 04:06

9

4

3,182

by: iaratul

01 Jul 2014, 06:43

What is area of square LMNO ?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Gnpth

23 Jun 2014, 05:33

4

2

7,341

by: Bunuel

23 Jun 2014, 05:41

Is x^3 greater than x

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krishna789

11 Jun 2014, 21:30

2

4,145

by: krishna789

12 Jun 2014, 00:38

There are two boxes of markers.The first box has only red

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Manik12345

07 Jun 2014, 01:28

2

7

7,890

by: Manik12345

09 Jun 2014, 01:21

What is the value of |y|?

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

bagdbmba

24 Jun 2013, 06:10

2

3,622

by: madn800

04 Jun 2014, 19:20

A certain 13m ladder is resting against a wall of height X

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rathoreaditya81

05 Dec 2009, 11:51

4

16

4,932

by: kundankshrivastava

19 May 2014, 23:42

Which is larger, the sum of the roots of equation A or the

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

dreambeliever

30 Jul 2011, 15:05

4

7

6,833

by: Bunuel

15 May 2014, 01:11

Do the diagonals of a quadrilateral ABCD bisect each other

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

mydreammba

28 Apr 2012, 06:51

8

13

9,412

by: qlx

30 Apr 2014, 09:19

Is the positive integer p the sum of the positive prime

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

wininblue

21 Aug 2010, 04:24

2

6

4,980

by: Bunuel

16 Apr 2014, 07:32

In the xy-plane is the slope of line k equal to 0?

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fozzzy

18 Jun 2013, 01:37

70

8

29,816

by: Bunuel

01 Apr 2014, 08:21

What is my age (expressed as a positive integer)? Although

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

EvaJager

10 Oct 2012, 12:25

4

12

4,001

by: thefibonacci

26 Feb 2014, 14:15

If rs#0, is 1/r + 1/s = 4 ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

ggarr

23 Feb 2014, 02:29

2

13

9,447

by: Bunuel

23 Feb 2014, 02:32

Is n^2 + 2n an integer? (1) n^3 + 3n is an integer. (2) 2n

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conty911

26 Apr 2012, 03:05

4

19

5,295

by: stne

13 Feb 2014, 07:15

Is x divisible by 30?

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

terp26

13 Mar 2008, 08:57

27

3

5,099

by: Bunuel

07 Feb 2014, 05:09

If nCr gives a prime value,is r=n-1?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

mau5

14 May 2013, 03:30

5

3

2,847

by: jlgdr

07 Jan 2014, 09:29

What is the value of x ?

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cssk

05 Jan 2014, 10:35

3

2,866

by: cssk

05 Jan 2014, 10:55

If A, B & C can build a wall in 4 hours,working together,

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innocous

02 Sep 2013, 12:39

17

11

7,904

by: Amateur

30 Dec 2013, 15:21

If x and y are both integers, which is larger, x^x or y^y?

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Apex231

18 Feb 2012, 09:33

7

6,264

by: jlgdr

27 Dec 2013, 10:09

What is the value of b ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

avohden

22 Oct 2013, 22:00

5

3,143

by: Bunuel

01 Dec 2013, 07:21

Is the integer z divisible by 6?

605-655 (Medium) | Multiples and Factors

605-655 (Medium) | Multiples and Factors hide tags

restore

08 Aug 2011, 11:16

5

8

6,515

by: Bunuel

29 Nov 2013, 02:29

If a and b are consecutive positive integers, and ab = 30x ,

705-805 (Hard) | Multiples and Factors

705-805 (Hard) | Multiples and Factors hide tags

4test1

09 Nov 2009, 22:04

73

12

24,968

by: AccipiterQ

19 Nov 2013, 09:00

Is rst = 1?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

sudhagar

07 Nov 2013, 02:08

15

6

19,951

by: Bunuel

07 Nov 2013, 02:10

Is xy > 7 ? (1) x + y = 7 (2) 1 x 3 and 2 y 4

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

avohden

02 Nov 2013, 00:40

3

2

3,736

by: avohden

05 Nov 2013, 22:42

Let denote a mathematical operation. Is it true that x y

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conty911

25 Apr 2012, 22:35

4

3

6,649

by: Bunuel

30 Oct 2013, 07:59

By what percent is the time taken by 12 men to complete a pa

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tabsang

28 Dec 2012, 05:49

10

6

4,976

by: fmomen01

22 Oct 2013, 07:14