GMAT Problem Solving (PS) Forum - Free Practice Questions

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Complete 1000 GMAT Problem Solving Series (PS-1000 Series) Questions

Bunuel

03 Dec 2022, 14:23

321

12

151,804

by: ekfdskfe

13 Jul 2025, 19:03

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100 Hardest and easiest questions for PS as of March 2026

Bunuel

01 Jan 2026, 05:45

1.1k

8

312,302

by: Shashankksharma

17 Apr 2026, 02:55

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GMAT PS Question Directory by Topic & Difficulty

bb

16 Apr 2026, 14:28

3.3k

0

1,383,521

by: bb

16 Apr 2026, 14:28

ER

A function fn(x) is defined as f1(x) = x/(1+x) and fn(x)=f1(fn-1(x)).

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

MathRevolution

03 Oct 2019, 06:24

23

4

7,715

by: bumpbot

07 Apr 2025, 11:22

ER

In a sequence for which an=a(n−1)+(−1)n(n)(k) for all values n>1 , wh

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

GMATSkilled

21 Apr 2018, 05:36

76

13

11,893

by: rohitz98

06 Apr 2025, 20:36

ER

The positive sequence S1 , S2 , S3…Sn…is defined by Sn = Sn–1 + 5 for

505-555 (Easy) | Sequences

505-555 (Easy) | Sequences hide tags

Bunuel

05 Feb 2019, 02:59

4

3

5,150

by: bumpbot

06 Apr 2025, 10:32

ER

If Sn=(Sn-1)^{-Sn-2}, S1=1, and S2=2, then S6=?

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

MathRevolution

18 Oct 2018, 01:14

4

3

2,430

by: bumpbot

06 Apr 2025, 06:44

ER

If An+1=120 + (1/4)An for each positive integer n, and A1=150, which o

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

MathRevolution

27 Jun 2018, 02:02

7

4

2,762

by: bumpbot

05 Apr 2025, 10:39

ER

The integers A, B, C, and D shown on the number line above a

555-605 (Medium) | Exponents, Sequences

555-605 (Medium) | Exponents, Sequences hide tags

venugopis

27 Dec 2010, 03:41

142

15

30,006

by: bumpbot

02 Apr 2025, 03:44

ER

If N = 1/3 + 1/3^2 +1/3^3 , then N is between

505-555 (Easy) | Arithmetic, Sequences

505-555 (Easy) | Arithmetic, Sequences hide tags

NoHalfMeasures

29 Dec 2015, 00:06

50

11

16,929

by: ManifestDreamMBA

31 Mar 2025, 14:36

ER

The first three terms of an infinite sequence are 2, 7, and 22. After

805+ (Hard) | Sequences

805+ (Hard) | Sequences hide tags

Bunuel

21 Jul 2015, 03:08

46

11

17,183

by: bumpbot

31 Mar 2025, 13:57

In a botanical garden, an odd number of plants are arranged in a singl

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

jadechan

27 Mar 2025, 20:53

1

695

by: siddhantvarma

29 Mar 2025, 22:46

ER

If Sn = Sn - 1 + Sn - 2 - 1, then what is S4 when S0 = -10 and S2 = 0?

505-555 (Easy) | Sequences

505-555 (Easy) | Sequences hide tags

Bunuel

15 Jul 2021, 02:00

17

3

6,804

by: bumpbot

29 Mar 2025, 13:36

ER

A certain series of numbers has 15 terms in total. The first term of

705-805 (Hard) | Algebra, Sequences

705-805 (Hard) | Algebra, Sequences hide tags

EgmatQuantExpert

15 May 2019, 02:01

14

3

4,995

by: bumpbot

27 Mar 2025, 09:48

ER

If S is the infinite sequence S1 = 6, S2 = 12, ..., Sn = Sn-1 + 6

605-655 (Medium) | Sequences

605-655 (Medium) | Sequences hide tags

anilnandyala

13 Jun 2021, 11:36

73

15

25,499

by: bumpbot

23 Mar 2025, 22:55

ER

For each positive integer n, the mean of the first n terms of a sequen

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

Bunuel

27 Mar 2019, 22:05

26

6

7,244

by: bumpbot

22 Mar 2025, 15:38

ER

Let a1, a2, a3, a4, a5 be a sequence of five consecutive odd numbers.

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Bunuel

03 Apr 2020, 04:53

27

4

7,797

by: SHADOW53

21 Mar 2025, 05:47

ER

There is a sequence A(n) such that A(n+1)=2A(n)-1 and A(1)=3, where n

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Bunuel

31 Dec 2022, 04:19

13

4

3,511

by: bumpbot

20 Mar 2025, 16:14

ER

For each integer n > 1, if S(n) denote the sum of even integer upto

605-655 (Medium) | Arithmetic, Sequences

605-655 (Medium) | Arithmetic, Sequences hide tags

Bunuel

26 Aug 2018, 06:17

25

6

5,235

by: bumpbot

20 Mar 2025, 16:02

ER

Let H be a sequence, h1 , h2 , h3…hn , such that each term after the

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

Bunuel

20 Feb 2019, 00:32

9

4

5,322

by: bumpbot

20 Mar 2025, 15:54

ER

Sequence S is defined as follows: S_1 = 2, S_2 = 2^1, S_3 = 2^2, ...

605-655 (Medium) | Sequences

605-655 (Medium) | Sequences hide tags

Bunuel

13 Oct 2020, 03:15

14

4

3,089

by: bumpbot

20 Mar 2025, 15:31

ER

Find the the sum of the first 20 terms of this series which

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

1, 2

MBAlad

15 Jun 2010, 12:33

65

21

14,860

by: bumpbot

19 Mar 2025, 04:58

ER

For every positive integer n, if the nth term of the sequence is

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

Bunuel

30 Jan 2020, 01:17

39

16

7,446

by: bumpbot

19 Mar 2025, 04:03

ER

For positive integers n, the integer part of the nth term of sequence

705-805 (Hard) | Fractions and Ratios, Sequences

705-805 (Hard) | Fractions and Ratios, Sequences hide tags

Bunuel

24 Apr 2015, 03:17

27

7

8,520

by: Kinshook

18 Mar 2025, 21:34

ER

A sequence consists of 16 consecutive even integers written

605-655 (Medium) | Sequences

605-655 (Medium) | Sequences hide tags

atalpanditgmat

14 Apr 2013, 11:54

96

14

16,565

by: bumpbot

18 Mar 2025, 21:07

ER

The first term of a sequence of consecutive positive even integers is

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

Bunuel

16 Nov 2021, 08:15

11

5

2,438

by: bumpbot

18 Mar 2025, 16:03

ER

In an increasing sequence of 8 consecutive even integers, the sum of

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

Bunuel

05 Apr 2017, 04:53

7

13

8,106

by: bumpbot

18 Mar 2025, 15:36

ER

1 + 2 + 2^2 + 2^3 + 2^4 + 2^5 = ?

555-605 (Medium) | Arithmetic, Sequences

555-605 (Medium) | Arithmetic, Sequences hide tags

Bunuel

25 May 2023, 10:30

4

2

2,154

by: bumpbot

18 Mar 2025, 15:32

ER

In a certain sequence of 10 positive numbers, each number after the fi

555-605 (Medium) | Algebra, Sequences

555-605 (Medium) | Algebra, Sequences hide tags

niteshwaghray

29 May 2017, 10:16

54

6

6,142

by: bumpbot

18 Mar 2025, 09:30

ER

Let ak be a sequence of integers such that a1 = 1 and a(m+n) =am + an

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Bunuel

19 Mar 2019, 01:33

16

4

7,172

by: bumpbot

18 Mar 2025, 09:26

ER

In an sequence of numbers a_1, a_2, a_3, ..., the difference between s

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

Bunuel

14 May 2020, 01:51

30

10

6,843

by: bumpbot

17 Mar 2025, 18:23

ER

Which of the following could be the sum of 12 consecutive integers?

555-605 (Medium) | Arithmetic +2 tags

555-605 (Medium) | Arithmetic, Number Properties, Sequences hide tags

Bunuel

22 Mar 2021, 08:45

29

8

7,045

by: bumpbot

17 Mar 2025, 18:11

ER

If An=An-1/An-2, A1=1, and A2=-2, then A100=?

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

MathRevolution

19 Jul 2018, 02:31

22

9

10,179

by: bumpbot

16 Mar 2025, 00:27

ER

Every Monday, Marina eats one croissant and every Tuesday she eats two

655-705 (Hard) | Sequences, Word Problems

655-705 (Hard) | Sequences, Word Problems hide tags

gmatbull

02 Sep 2010, 23:38

37

7

13,599

by: bumpbot

15 Mar 2025, 22:28

ER

A grocer makes a display of cans in which the top row has one can and

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

Bunuel

21 Mar 2019, 23:23

8

3

4,045

by: bumpbot

15 Mar 2025, 03:10

ER

A square is drawn by joining the midpoints of the sides of a

655-705 (Hard) | Geometry, Sequences

655-705 (Hard) | Geometry, Sequences hide tags

anilnandyala

15 Oct 2010, 07:27

77

12

92,869

by: bumpbot

14 Mar 2025, 12:35

ER

If the sum of the smallest and the largest numbers in a sequence of 7

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

Bunuel

02 Jan 2024, 02:30

15

4

3,575

by: bumpbot

13 Mar 2025, 08:30

ER

Which of the following could be true of at least some of the terms of

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Bunuel

12 Mar 2015, 07:05

17

16

7,137

by: bumpbot

11 Mar 2025, 06:48

ER

There is a sequence where the nth term is the average (arithmetic mean

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

Bunuel

21 Jun 2023, 01:30

7

3

3,175

by: BrushMyQuant

11 Mar 2025, 05:25

In a certain sequence of 10 numbers, each number after the first is 2

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

supremekai

04 Mar 2025, 23:32

1

701

by: Missinga

05 Mar 2025, 08:28

ER

What is the sum of the list of consecutive odd numbers between 30 and

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

shishimaru

04 Mar 2025, 23:40

2

835

by: Dereno

05 Mar 2025, 00:58

ER

The sequence S is defined as follows for all n ≥ 1: The sum of the

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Bunuel

17 Jun 2015, 06:00

44

9

9,276

by: saynchalk

04 Mar 2025, 09:00

The infinite sequence b_1, b_2, ..., b_n, ... is defined such that b_1

505-555 (Easy) | Sequences

505-555 (Easy) | Sequences hide tags

kingbucky

04 Mar 2025, 04:52

2

1

675

by: Missinga

04 Mar 2025, 08:11

ER

What is the smallest positive integer n, such that the sum of 2n terms

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

Bunuel

15 May 2020, 08:19

8

4

4,181

by: bumpbot

03 Mar 2025, 05:28

ER

In a certain sequence, the first term is 1, and each successive term

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

Bunuel

12 Nov 2015, 02:01

14

5

10,816

by: bumpbot

02 Mar 2025, 17:48

B_n=9^n1, what is the units digit of B_27?

Sub 505 (Easy) | Exponents, Sequences

Sub 505 (Easy) | Exponents, Sequences hide tags

supremekai

01 Mar 2025, 21:53

1

1,063

by: Ayeka

02 Mar 2025, 00:16

ER

A ball is dropped from a height of 20 feet above the ground, and after

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

twobagels

07 May 2021, 10:14

17

5

6,516

by: bumpbot

28 Feb 2025, 13:50

ER

Consider a sequence of numbers given by the expression 5 + (

705-805 (Hard) | Number Properties, Sequences

705-805 (Hard) | Number Properties, Sequences hide tags

1, 2

Marcab

01 Nov 2013, 00:47

104

26

15,879

by: bumpbot

27 Feb 2025, 12:04

ER

For each positive integer n, the nth positive triangular number is equ

705-805 (Hard) | Inequalities +2 tags

705-805 (Hard) | Inequalities, Sequences, Word Problems hide tags

fskilnik

24 Feb 2019, 13:36

15

4

3,540

by: Kinshook

22 Feb 2025, 22:37

ER

The sequence S is defined by Sn 1 = (Sn) for each integer n 2. If

505-555 (Easy) | Sequences

505-555 (Easy) | Sequences hide tags

Bunuel

08 Mar 2022, 04:15

10

3

3,265

by: Krunaal

22 Feb 2025, 01:10

ER

A sequence is given by the rule an = |a_(n-2)| - |a(n-1)|

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

1, 2

Bunuel

18 Sep 2012, 10:00

46

27

20,069

by: bumpbot

15 Feb 2025, 10:48

ER

In the sequence above, each term after the first 1/2 of the preceding

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

xmagedo

29 Jul 2010, 23:37

39

5

18,850

by: bumpbot

13 Feb 2025, 19:34

ER

A certain sequence starts with term_1

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

BrentGMATPrepNow

06 Apr 2017, 08:07

69

9

7,030

by: bumpbot

13 Feb 2025, 02:26