GMAT Club Forum

ER

100 Hardest and easiest questions for PS as of April

655-705 Level

655-705 Level hide tags

1, 2

Bunuel

21 Aug 2015, 03:49

973

22

257,344

by: bb

30 Mar 2024, 10:13

ER

GMAT PS Question Directory by Topic & Difficulty

505-555 Level +6 tags

505-555 Level, 555-605 Level, 605-655 Level, 655-705 Level, 705-805 Level, 805+ Level, Sub 505 Level hide tags

bb

22 Feb 2012, 11:27

2,849

0

1,181,298

by: bb

22 Feb 2012, 11:27

ER

What is the value of

655-705 Level | Arithmetic, Roots

655-705 Level | Arithmetic, Roots hide tags

Ravixxx

29 May 2020, 10:20

23

4

3,049

by: bumpbot

21 May 2024, 00:00

ER

At time t = 0, a projectile was fired upward from an

655-705 Level | Algebra, Functions and Custom Characters

655-705 Level | Algebra, Functions and Custom Characters hide tags

Bunuel

11 Jun 2022, 19:00

15

2

2,607

by: bumpbot

20 May 2024, 22:01

ER

Consider the following sequence: 2, 22, 222, 2222,

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

tk1tez7777

30 Sep 2013, 09:27

23

2

19,269

by: chetan2u

20 May 2024, 19:04

ER

What is the tenth digit to the right of the decimal

655-705 Level | Arithmetic +2 tags

655-705 Level | Arithmetic, Fractions/Ratios/Decimals, Number Properties hide tags

gmatpapa

18 Feb 2011, 03:37

158

18

30,442

by: bumpbot

20 May 2024, 05:50

ER

If the 5 numbers listed above are denoted

655-705 Level | Arithmetic, Roots

655-705 Level | Arithmetic, Roots hide tags

gmatophobia

29 Dec 2023, 10:47

19

3

2,741

by: Watchoutfor

19 May 2024, 06:48

ER

If x= 1/(2^2*3^2*4^2*5^2) is expressed as a decimal,

655-705 Level | Arithmetic, Fractions/Ratios/Decimals

655-705 Level | Arithmetic, Fractions/Ratios/Decimals hide tags

sony1000

22 Jun 2015, 01:02

145

8

15,180

by: bumpbot

19 May 2024, 03:38

ER

How many values of x are there for which 1/(x(x + 1)) +

655-705 Level | Algebra

655-705 Level | Algebra hide tags

edwin.que

29 Oct 2023, 19:05

11

4

2,480

by: Bunuel

19 May 2024, 00:53

ER

What's the nearest value of

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

Bunuel

20 Nov 2022, 23:43

1

2

1,052

by: bumpbot

18 May 2024, 21:58

ER

What is the sum of all the 4 digit numbers formed by

655-705 Level | Arithmetic, Combinations

655-705 Level | Arithmetic, Combinations hide tags

fitzpratik

29 Sep 2018, 20:31

60

18

11,040

by: bumpbot

18 May 2024, 09:47

ER

If (a + 1/a)^2 = 3, find the value of a^3 + 1/a^3

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

04 Dec 2019, 01:41

18

8

12,227

by: Regor60

18 May 2024, 07:05

ER

If 6x - 15y = 33, and 6y - x = -18, what is the sum

655-705 Level | Algebra

655-705 Level | Algebra hide tags

BrentGMATPrepNow

04 Aug 2020, 07:01

10

6

3,769

by: bumpbot

16 May 2024, 23:23

ER

For how many values of x<0 does the equation 0.1x^4

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Nikhil

19 Sep 2018, 21:14

4

3

1,792

by: bumpbot

16 May 2024, 11:12

ER

If x^2 + kx - 72 = 0 has integer roots, how many

655-705 Level | Algebra

655-705 Level | Algebra hide tags

1, 2

GMATBusters

06 Jun 2020, 19:02

19

20

8,465

by: bumpbot

16 May 2024, 10:41

ER

If f(x) = 3x^2 - tx + 5 is tangents to x-axis, what is

655-705 Level | Algebra

655-705 Level | Algebra hide tags

fattty

18 Jan 2016, 23:32

173

8

14,476

by: bumpbot

16 May 2024, 03:56

ER

If x is a prime number and |a + b + c - 2x| + (x^2 - a

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

14 May 2024, 01:30

10

2

379

by: Nidzo

14 May 2024, 04:58

ER

Given the three quadratic equations above, which pair

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

08 Jun 2020, 12:25

5

1,366

by: bumpbot

14 May 2024, 01:08

ER

If a and b are integers, and 2a + b = 17, then 8a + b

655-705 Level | Algebra, Number Properties

655-705 Level | Algebra, Number Properties hide tags

CAMANISHPARMAR

28 May 2018, 12:52

19

3

4,205

by: bumpbot

12 May 2024, 12:15

ER

If x - 5 = x^(1/2) + 5^(1/2), what is the value of x ?

655-705 Level | Algebra, Roots

655-705 Level | Algebra, Roots hide tags

Bunuel

09 Dec 2022, 02:30

28

3

2,087

by: bumpbot

12 May 2024, 08:02

ER

If x = 10^10, (x^2 + 2x + 7)(3x^2 - 10x + 2) is

655-705 Level | Algebra

655-705 Level | Algebra hide tags

sje12

10 Dec 2012, 09:01

57

8

10,108

by: bumpbot

11 May 2024, 16:19

ER

If (x^2+8)yz < 0, wz > 0, and xyz < 0, the

655-705 Level | Algebra +3 tags

655-705 Level | Algebra, Exponents, Inequalities, Number Properties hide tags

CAMANISHPARMAR

07 Jun 2018, 00:02

48

9

6,343

by: bumpbot

11 May 2024, 11:17

ER

The decorating committee for a dance plans to fringe

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

Bunuel

06 Feb 2019, 02:39

4

5

4,965

by: bumpbot

11 May 2024, 01:25

ER

The Kingdom of Zenda uses an unusual currency system.

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

abhisheksakha

14 Apr 2023, 06:55

5

6

1,446

by: bumpbot

10 May 2024, 21:20

ER

If p > 0, for what value of p is the expression, p

655-705 Level | Algebra, Min-Max Problems

655-705 Level | Algebra, Min-Max Problems hide tags

ChandlerBong

30 Apr 2023, 23:55

12

3

1,265

by: bumpbot

10 May 2024, 20:57

ER

What is the sum of all solutions to the equation

655-705 Level | Algebra, Exponents

655-705 Level | Algebra, Exponents hide tags

BrentGMATPrepNow

12 Oct 2018, 09:33

48

7

5,165

by: bumpbot

10 May 2024, 10:51

ER

If a and b are integers such that a < b < 0 and

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

09 May 2024, 01:30

5

4

486

by: VivekPrateek

09 May 2024, 21:21

ER

In the correctly worked addition problem above, A, B,

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

Bunuel

15 Jun 2020, 07:06

19

6

4,291

by: MartyMurray

09 May 2024, 17:12

ER

If m and n are positive integers, each of the

655-705 Level | Algebra, Roots

655-705 Level | Algebra, Roots hide tags

goodyear2013

12 Jan 2014, 14:13

62

10

12,535

by: bumpbot

08 May 2024, 04:12

ER

If abc = b^3 , which of the following must be true?

655-705 Level | Algebra, Must or Could be True Questions

655-705 Level | Algebra, Must or Could be True Questions hide tags

nikhilsrl

20 Feb 2011, 08:19

124

18

19,432

by: bumpbot

07 May 2024, 21:51

ER

If x is positive and not equal to 1, then the product

655-705 Level | Algebra, Exponents

655-705 Level | Algebra, Exponents hide tags

Bunuel

24 Apr 2015, 02:55

96

6

7,316

by: bumpbot

07 May 2024, 21:10

ER

If x and y are positive integers and 1/x + 1/y < 2,

655-705 Level | Algebra, Inequalities

655-705 Level | Algebra, Inequalities hide tags

barakhaiev

05 Sep 2009, 10:59

73

16

11,334

by: bumpbot

07 May 2024, 09:22

ER

If x and y are integers and ((x - 1)(y - 1))! = 2,

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

29 Apr 2024, 01:30

8

6

668

by: Bunuel

05 May 2024, 10:00

ER

(1-1/4)(1-1/9)(1-1/25)...(1-1/225) = ?

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

Bunuel

27 Jan 2022, 09:00

16

5

2,233

by: bumpbot

02 May 2024, 04:54

ER

Rank those three in order from smallest to biggest.

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

Bunuel

26 Oct 2016, 22:53

31

9

4,600

by: bumpbot

02 May 2024, 03:14

ER

Is |m| - (n-p) = 0 ?

655-705 Level | Algebra

655-705 Level | Algebra hide tags

gmatophobia

21 Oct 2022, 00:49

5

4

1,046

by: Bunuel

02 May 2024, 00:42

ER

If xy < 0 and yz > 0, what is the value of |xy -

655-705 Level | Absolute Values, Algebra

655-705 Level | Absolute Values, Algebra hide tags

Bunuel

30 Mar 2023, 05:45

19

7

2,415

by: bumpbot

30 Apr 2024, 22:40

ER

If x is a real number and x + x^(1/2) = 1, which of

655-705 Level | Algebra

655-705 Level | Algebra hide tags

yrozenblum

06 Nov 2023, 10:28

40

2

3,451

by: MartyMurray

30 Apr 2024, 13:56

ER

4^(6 + 12 + 18 + 24 + … + 6x) = (0.0625)^(-84), what

655-705 Level | Algebra +2 tags

655-705 Level | Algebra, Exponents, Number Properties hide tags

Bunuel

21 Apr 2020, 09:06

17

4

5,901

by: bumpbot

29 Apr 2024, 12:15

ER

If x^2 – y^2 = 16 and x + y > x – y, then which

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

02 Apr 2019, 04:11

11

5

3,913

by: bumpbot

28 Apr 2024, 12:51

ER

If jkjk, jk0jk0, and j2x=k2y=jkj2x=k2y=jk, then x=

655-705 Level | Algebra, Exponents

655-705 Level | Algebra, Exponents hide tags

BrentGMATPrepNow

13 Jul 2022, 08:21

19

3

1,676

by: bumpbot

25 Apr 2024, 12:36

ER

If x, y, and z are consecutive integers such that x

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

vibhav

21 Jul 2013, 08:55

31

8

9,115

by: bumpbot

25 Apr 2024, 06:14

ER

In the sequence 1, 2, 2, …, an, …, an = an-1 •

655-705 Level | Algebra, Sequences

655-705 Level | Algebra, Sequences hide tags

hb

26 Jul 2013, 12:02

68

6

13,971

by: bumpbot

23 Apr 2024, 21:27

ER

A wholesaler purchases “n” mobile phones from the

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

PriyankaPalit7

09 Jul 2019, 00:01

29

7

5,207

by: Vordhosbn

23 Apr 2024, 15:34

ER

If n = 10^10 and n^n = 10^d, what is the value of d?

655-705 Level | Algebra, Exponents

655-705 Level | Algebra, Exponents hide tags

russ9

13 Sep 2013, 17:36

167

15

25,382

by: bumpbot

23 Apr 2024, 06:44

ER

How many roots does the equation (x^2 + 1)^(1/2) +

655-705 Level | Algebra

655-705 Level | Algebra hide tags

KaranB1

05 Jan 2020, 02:43

43

10

6,069

by: bumpbot

21 Apr 2024, 00:28

ER

It 2p + 1/p = 4, then what is the value of value of

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

12 Aug 2021, 02:00

11

3

11,794

by: siddhant49

20 Apr 2024, 06:55

ER

Total expenses of a boarding house are partly fixed

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

02 Apr 2020, 07:32

17

8

7,210

by: bumpbot

19 Apr 2024, 02:52

ER

If a + c b, then 4a² - (a + b - c)²/a-b+c=

655-705 Level | Algebra

655-705 Level | Algebra hide tags

BrentGMATPrepNow

05 Dec 2016, 09:37

25

4

3,131

by: bumpbot

16 Apr 2024, 07:45

ER

If x^4 + 1/x^4 = 527, then what it the value of x^3 +

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

25 Jan 2021, 07:30

9

3

4,715

by: Regor60

15 Apr 2024, 05:03

ER

If the solutions to the expression x^2 + px + 32 = 0

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

29 Sep 2021, 04:45

6

2

1,290

by: bumpbot

15 Apr 2024, 01:55

ER

If k is the sum of the reciprocals of the consecutive

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

Bunuel

23 May 2019, 03:57

51

6

9,078

by: bumpbot

14 Apr 2024, 13:02

Problem Solving (PS)