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

257,252

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

1,181,073

by: bb

22 Feb 2012, 11:27

ER

For any positive integer n, the sum of the first n

655-705 Level | Arithmetic, Number Properties

655-705 Level | Arithmetic, Number Properties hide tags

Bunuel

23 Sep 2022, 07:03

26

7

3,999

by: youcouldsailaway

11 Dec 2023, 04:05

ER

If m and n are the roots of x^2 - 7|x| - 18 = 0, then

655-705 Level | Absolute Values, Algebra

655-705 Level | Absolute Values, Algebra hide tags

Bunuel

28 May 2020, 06:01

43

7

4,226

by: BrushMyQuant

10 Dec 2023, 21:11

ER

If a + b + c = 0 and a^3 + b^3 + c^3 = 216, what is

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

05 Mar 2020, 03:06

34

4

5,382

by: bumpbot

10 Dec 2023, 19:18

ER

Patrick purchased 80 pencils and sold them at a loss

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Game

22 Jun 2014, 11:14

37

8

9,686

by: bumpbot

08 Dec 2023, 23:28

ER

Which of the following shaded intervals is the graph

655-705 Level | Algebra, Inequalities

655-705 Level | Algebra, Inequalities hide tags

BrentGMATPrepNow

09 Mar 2022, 10:55

19

3

3,021

by: JoeAa

08 Dec 2023, 12:40

ER

If (n+1)! + (n+2)! = n!*440. What is the sum of the

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

15 May 2019, 03:23

19

6

6,590

by: bumpbot

07 Dec 2023, 22:49

ER

If abc 0 and (a + b)^(1/2) + b + c = c + a, what is

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

18 Nov 2023, 06:32

11

1

972

by: jm2k5

06 Dec 2023, 19:15

ER

If (x + y)/(x y) = (2x + 2y)/[x + 2(xy) + y], what is

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

05 Nov 2014, 08:33

40

7

11,487

by: bumpbot

05 Dec 2023, 09:11

ER

For all positive integers x, x^3 + ax^2 + 8x + 5 is a

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

21 Jan 2022, 05:45

16

4

1,270

by: KarishmaB

05 Dec 2023, 01:49

ER

Red roses cost $ 9 and yellow roses costs $14

655-705 Level | Algebra, Word Problems

655-705 Level | Algebra, Word Problems hide tags

ajithkumar

11 Apr 2014, 09:23

33

7

4,913

by: bumpbot

04 Dec 2023, 02:48

ER

NEW!!! Tough and tricky exponents and roots questions

655-705 Level | Algebra +2 tags

655-705 Level | Algebra, Exponents, Roots hide tags

1, 2, 3, 4

Bunuel

12 Jan 2012, 03:03

2,424

67

505,563

by: Bunuel

02 Dec 2023, 13:12

ER

If m and n are nonzero and such that mn+n = m, which

655-705 Level | Algebra +2 tags

655-705 Level | Algebra, Arithmetic, Word Problems hide tags

fskilnik

17 Sep 2018, 15:38

12

4

2,566

by: bumpbot

02 Dec 2023, 09:59

ER

If a, b and c are even integers, which of the

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

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

rk21857

08 Mar 2011, 12:03

39

10

6,525

by: bumpbot

02 Dec 2023, 04:59

ER

If x and y are integers and 2x–y= 11, then 4x+ y

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

22 May 2016, 14:42

17

11

9,407

by: bumpbot

30 Nov 2023, 23:23

ER

If p + q + r = 0, where a ≠ b ≠ c, then p^2/2p^2 +

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

22 Jun 2021, 08:45

10

3

1,882

by: bumpbot

29 Nov 2023, 23:26

ER

When the cube of a non-zero number y is subtracted

655-705 Level | Algebra

655-705 Level | Algebra hide tags

CAMANISHPARMAR

02 Jun 2018, 09:25

24

4

4,140

by: bumpbot

29 Nov 2023, 20:46

ER

If the sum of the first five terms of an Arithmetic

655-705 Level | Algebra +2 tags

655-705 Level | Algebra, Arithmetic, Sequences hide tags

rheam25

04 Apr 2020, 08:38

55

11

9,017

by: bumpbot

29 Nov 2023, 19:57

ER

If x and y are integers, how many pairs of (x, y) are

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

21 Nov 2023, 01:27

6

1

817

by: anicancer

23 Nov 2023, 12:23

ER

Robin mixes two liquids, one blue in colour and other

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

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

alphonsa

27 Aug 2014, 00:24

41

10

7,276

by: bumpbot

23 Nov 2023, 07:36

ER

There are approximately 2.2 pounds in one kilogram. To

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

Bunuel

29 Jan 2019, 05:51

13

6

15,058

by: bumpbot

22 Nov 2023, 16:01

ER

Find the value of expression

655-705 Level | Algebra, Roots

655-705 Level | Algebra, Roots hide tags

gmatcafe

09 Nov 2020, 21:47

26

2

2,958

by: bumpbot

19 Nov 2023, 14:22

ER

If (x^2 + 1)y=3, which of the following is not a

655-705 Level | Algebra

655-705 Level | Algebra hide tags

oloman

17 Oct 2015, 15:37

48

11

7,652

by: bumpbot

18 Nov 2023, 12:24

ER

@P@ is defined as the product of all even integers

655-705 Level | Arithmetic, Functions and Custom Characters

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

Ravixxx

28 Apr 2020, 13:00

34

6

3,889

by: bumpbot

17 Nov 2023, 11:30

ER

Find a possible value of a+b given the equations

655-705 Level | Algebra

655-705 Level | Algebra hide tags

SVaidyaraman

03 Jan 2013, 04:36

26

3

4,847

by: bumpbot

15 Nov 2023, 21:53

ER

What is the value of 32(1 - 1/2^2)(1 - 1/3^2)(1 -

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

10 Nov 2023, 11:16

2

1

735

by: LucienH

11 Nov 2023, 12:57

ER

Let A = 2^50, B = 3^30, and C = 5^20. Which of the

655-705 Level | Arithmetic +2 tags

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

Bunuel

10 Nov 2023, 03:20

19

5

1,519

by: VivekPrateek

11 Nov 2023, 12:19

ER

If a > b > 0, and a^2 + b^2 = 6ab, what is the

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

10 Nov 2023, 04:53

2

1

1,353

by: ArijitDas148

11 Nov 2023, 11:30

ER

What is the value of (x^8y^2 + x^2y^8)/(x^2 + y^2)?]

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

10 Nov 2023, 11:13

5

1

737

by: VivekPrateek

10 Nov 2023, 23:10

ER

If j, k, x and y are each greater than 1, and

655-705 Level | Algebra, Exponents

655-705 Level | Algebra, Exponents hide tags

BrentGMATPrepNow

22 Aug 2022, 08:20

34

5

2,593

by: bumpbot

10 Nov 2023, 22:45

ER

What is the tenths digit of the quotient when

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

Bunuel

05 Dec 2018, 02:29

232

17

18,563

by: bumpbot

09 Nov 2023, 06:55

ER

Find the number of real solutions of the equation x^2

655-705 Level | Absolute Values, Algebra

655-705 Level | Absolute Values, Algebra hide tags

CareerGeek

05 Aug 2019, 11:34

27

5

4,397

by: bumpbot

07 Nov 2023, 14:48

ER

In the equation n^2 kn + 16 = 0, n is an integer.

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

23 Mar 2023, 01:30

3

1,582

by: Runjhun26

07 Nov 2023, 07:49

ER

If x = 2 + 3, what is the value of x^4 + 1/x^4?

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

01 Nov 2023, 02:45

5

2

919

by: VivekPrateek

01 Nov 2023, 08:07

ER

If P(x) be a polynomial satisfying the identity P(x^2)

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

25 Nov 2021, 03:30

29

9

2,508

by: DrAnkita91

31 Oct 2023, 05:50

ER

Suppose that |x + y| + |x -y| = 2. What is the

655-705 Level | Absolute Values +2 tags

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

Bunuel

31 Mar 2019, 22:15

42

8

6,994

by: Oppenheimer1945

30 Oct 2023, 09:03

ER

Mr. and Mrs. Wiley have a child every J years. Their

655-705 Level | Algebra, Word Problems

655-705 Level | Algebra, Word Problems hide tags

jainvineet

19 Feb 2007, 12:40

132

18

13,860

by: bumpbot

29 Oct 2023, 06:47

ER

What is 1/(1*2) + 1/(2*3) + 1/(3*4) + 1/(4*5) +

655-705 Level | Algebra

655-705 Level | Algebra hide tags

goodyear2013

18 Mar 2014, 15:59

210

13

228,861

by: bumpbot

27 Oct 2023, 06:42

ER

Let F = 36(2x - 1/2)^3 and G = 16(3x - 3/4)^3.

655-705 Level | Algebra, Exponents

655-705 Level | Algebra, Exponents hide tags

MrWhite

16 Oct 2023, 14:57

43

5

4,617

by: chetan2u

27 Oct 2023, 05:21

ER

If z^2 = (2+(2+(2+(2+...)^(1/2))^(1/2))^(1/2))^(1/2),

655-705 Level | Algebra, Roots

655-705 Level | Algebra, Roots hide tags

niteshwaghray

31 May 2017, 23:14

30

6

4,537

by: bumpbot

27 Oct 2023, 05:10

ER

If a^2 + b^2 = 144 and ab ≠ 0, then the greatest

655-705 Level | Arithmetic, Min-Max Problems

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

Bunuel

09 Jan 2020, 01:40

19

11

9,653

by: sachin_27

26 Oct 2023, 08:33

ER

The value of 1/2 + (1/2)^2 + (1/2)^3 + ... + (1/2)^20

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

AnkitK

10 Jul 2011, 07:40

23

4

9,492

by: bumpbot

26 Oct 2023, 07:29

ER

In a barrel full of apples, 45% of the apples weigh

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

BrentGMATPrepNow

15 Jan 2019, 12:58

18

5

2,874

by: youcouldsailaway

24 Oct 2023, 12:47

ER

A single filter reduces the concentration of harmful

655-705 Level | Algebra, Word Problems

655-705 Level | Algebra, Word Problems hide tags

honchos

25 Dec 2014, 13:52

35

7

7,852

by: bumpbot

23 Oct 2023, 03:40

ER

What is the maximum value of 3/4 + 1/x^2 - 1/x^4?

655-705 Level | Arithmetic, Min-Max Problems

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

Bunuel

02 Dec 2021, 05:45

11

6

2,199

by: bumpbot

23 Oct 2023, 01:32

ER

If the difference between a two digit positive integer

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

11 Nov 2019, 01:20

36

13

4,804

by: bumpbot

21 Oct 2023, 07:57

ER

If x and y are positive and x^2 + y^2 = 100, then for

655-705 Level | Algebra, Min-Max Problems

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

Bunuel

05 Apr 2021, 01:00

11

8

5,271

by: mmdfl

20 Oct 2023, 10:31

ER

If sqrt(x^2 + (sqrt(x^2 + sqrt(x^2 + ...))), where the

655-705 Level | Algebra, Roots

655-705 Level | Algebra, Roots hide tags

Bunuel

06 Mar 2020, 03:17

30

6

3,370

by: bumpbot

17 Oct 2023, 12:56

ER

5^3x + 5^2y + 5z + p = 264, where x, y, z and p are

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

01 Feb 2022, 05:45

5

2

1,438

by: bumpbot

15 Oct 2023, 19:22

ER

a, b and c are positive numbers. If a/(2b - c)=2b/(3a)

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

18 May 2023, 04:30

9

3

1,490

by: hazeljj

14 Oct 2023, 20:45

ER

Four terms in arithmetic progression have sum of 28.

655-705 Level | Arithmetic, Sequences

655-705 Level | Arithmetic, Sequences hide tags

jadixit

05 Jan 2014, 03:32

64

17

19,563

by: bumpbot

12 Oct 2023, 03:56

Problem Solving (PS)