Problem Solving (PS)

24 Apr 2026, 00:26

ER

Two trains started simultaneously from opposite ends of a

555-605 (Medium) | Distance and Speed Problems

555-605 (Medium) | Distance and Speed Problems hide tags

Madelaine88

27 Jun 2013, 02:14

384

17

44,688

24 Apr 2026, 00:26

ER

The sum of 3 hours 45 minutes and 2 hours 55 minutes is approximately

505-555 (Easy) | Percent and Interest Problems

505-555 (Easy) | Percent and Interest Problems hide tags

GGUY

28 Nov 2014, 05:17

18

15

24,103

23 Apr 2026, 23:58

ER

3 women and a few men participated in a chess tournament. Each player

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

Bunuel

13 Mar 2016, 09:45

10

4

3,102

by: HarshavardhanR

23 Apr 2026, 23:44

ER

Isaac can purchase a certain item in four different ways, as

555-605 (Medium) | Percent and Interest Problems

555-605 (Medium) | Percent and Interest Problems hide tags

anilnandyala

09 Nov 2010, 06:35

31

10

19,549

23 Apr 2026, 23:20

ER

In a certain baord game, a stack of 48 cards, 8 of which

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

1, 2

rajman41

24 Jul 2012, 06:19

141

24

38,072

by: KarishmaB

23 Apr 2026, 23:20

ER

A set of numbers has the property that for any number t in the set

555-605 (Medium) | Must or Could be True, Statistics and Sets Problems

555-605 (Medium) | Must or Could be True, Statistics and Sets Problems hide tags

1, 2

Bunuel

09 Aug 2010, 08:18

531

22

58,849

23 Apr 2026, 23:02

ER

A box contains 3 yellow balls and 5 black balls. One by one

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

1, 2

tejal777

29 Sep 2009, 01:14

285

21

28,414

23 Apr 2026, 22:23

ER

In how many ways can 9 identical balls be distributed into 3 identical

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

Bunuel

17 Sep 2024, 01:30

33

11

6,440

by: Kinshook

23 Apr 2026, 22:19

ER

If m lies between the integers p and s on the number line sh

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

monirjewel

04 Jul 2018, 00:06

19

3

26,270

23 Apr 2026, 22:00

ER

A family consisting of one mother, one father, two daughters

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

1, 2

pratikbais

27 Apr 2012, 04:07

432

26

90,253

23 Apr 2026, 21:57

ER

A train 500 metres long is crossing a tunnel 5 kilometres long at a

655-705 (Hard) | Distance and Speed Problems

655-705 (Hard) | Distance and Speed Problems hide tags

mangamma

19 Apr 2019, 09:07

72

7

6,818

23 Apr 2026, 21:43

ER

The range for a set of measurements is 24.7. If 6 were added to each

Sub 505 (Easy) | Statistics and Sets Problems

Sub 505 (Easy) | Statistics and Sets Problems hide tags

Bunuel

09 Aug 2023, 06:00

73

7

20,709

23 Apr 2026, 20:56

ER

Three boys and four men can complete a job together in 8 days. If the

655-705 (Hard) | Work and Rate Problems

655-705 (Hard) | Work and Rate Problems hide tags

Bunuel

23 Sep 2023, 11:43

31

7

4,276

23 Apr 2026, 15:58

ER

Working together machines A and B can complete a certain job in 6 hour

555-605 (Medium) | Work and Rate Problems

555-605 (Medium) | Work and Rate Problems hide tags

Russ19

22 Dec 2020, 09:28

8

6

5,454

23 Apr 2026, 15:58

ER

A manufacturer gives codes to each of its products using two distinct

605-655 (Medium) | Combinations

605-655 (Medium) | Combinations hide tags

SharukhB

15 Apr 2026, 03:46

2

3

218

23 Apr 2026, 15:45

ER

At 12:00 noon, Adriana and Bella begin riding from Patucket

655-705 (Hard) | Distance and Speed Problems

655-705 (Hard) | Distance and Speed Problems hide tags

kevincan

13 Apr 2026, 05:47

1

2

271

by: dzhou751

23 Apr 2026, 15:28

ER

On their journey to the beach, the Bertmanns drive 77 miles

555-605 (Medium) | Distance and Speed Problems

555-605 (Medium) | Distance and Speed Problems hide tags

kevincan

16 Apr 2026, 05:45

3

169

by: dzhou751

23 Apr 2026, 15:16

ER

49 times 4.9^ 4

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

kevincan

23 Apr 2026, 06:07

2

110

23 Apr 2026, 15:00

ER

Five positive numbers are in the ratio 3:9:2:4:7. If the sum

555-605 (Medium) | Fractions and Ratios, Statistics and Sets Problems

555-605 (Medium) | Fractions and Ratios, Statistics and Sets Problems hide tags

kevincan

23 Apr 2026, 14:51

1

0

83

23 Apr 2026, 14:51

ER

A set of n numbers has the following properties: three of th

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

kevincan

22 Apr 2026, 15:15

2

1

92

by: stne

23 Apr 2026, 14:24

ER

If 8^{2x+3}=2^{3x+6}, then x =

Sub 505 (Easy) | Exponents

Sub 505 (Easy) | Exponents hide tags

Bunuel

17 Feb 2014, 03:37

25

12

27,164

23 Apr 2026, 14:20

ER

Which of the following is closer to (25! + 24!)/(25! - 24!)?

Sub 505 (Easy) | Algebra, Arithmetic

Sub 505 (Easy) | Algebra, Arithmetic hide tags

MathRevolution

13 Mar 2016, 22:18

24

6

9,491

by: PGTLrowanhand

23 Apr 2026, 13:27

ER

In how many ways can the letters of the word PERMUTATIONS be arranged

705-805 (Hard) | Combinations, Out of Scope - Too Hard

705-805 (Hard) | Combinations, Out of Scope - Too Hard hide tags

1, 2

chandrun

04 Feb 2019, 04:53

120

22

162,386

by: pappal

23 Apr 2026, 13:12

ER

If k is an integer and 0.01 < 1/3^k < 0.1, then what is the product

555-605 (Medium) | Exponents, Inequalities

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

Bunuel

01 Feb 2022, 04:00

49

7

7,955

23 Apr 2026, 12:52

ER

A certain league has four divisions. The respective divisions had 9, 1

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

1, 2

AkamaiBrah

16 Jul 2003, 04:59

229

23

25,489

23 Apr 2026, 12:45

ER

Which of the following is equal to the value of 2^5 + 2^5 + 3^5 + 3^5

Sub 505 (Easy) | Arithmetic, Exponents

Sub 505 (Easy) | Arithmetic, Exponents hide tags

japped187

08 Oct 2019, 07:12

180

12

75,616

23 Apr 2026, 12:31

ER

In how many ways can the letters of the word MATHEMATICS can be arrang

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

Bunuel

26 Aug 2022, 04:20

23

4

3,428

by: pappal

23 Apr 2026, 12:31

ER

Danny drove his old car 100 kilometers, from his home to a friend. To

555-605 (Medium) | Distance and Speed Problems

555-605 (Medium) | Distance and Speed Problems hide tags

Bunuel

01 Jun 2021, 07:45

11

5

4,093

23 Apr 2026, 12:05

ER

In how many ways can 5 identical blue marbles and 6 identical green

555-605 (Medium) | Combinations

555-605 (Medium) | Combinations hide tags

IrinaOK

26 Oct 2023, 06:20

56

3

20,595

by: PGTLrowanhand

23 Apr 2026, 11:58

ER

a is the average of the multiples of 3 between 60 and 100. b

705-805 (Hard) | Multiples and Factors, Must or Could be True

705-805 (Hard) | Multiples and Factors, Must or Could be True hide tags

kevincan

08 Apr 2026, 18:22

5

6

227

23 Apr 2026, 11:32

ER

The number of integers that satisfy the inequality x^2 < 6x is:

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

21 Jan 2022, 04:15

7

2

2,347

by: CruelWood

23 Apr 2026, 10:51

ER

The price in euros of a motorcycle

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

kevincan

23 Apr 2026, 10:26

1

2

159

23 Apr 2026, 10:23

ER -1

In the schematic diagram above, each point or line represents an answe

555-605 (Medium) | Combinations

555-605 (Medium) | Combinations hide tags

Bunuel

06 Apr 2022, 02:15

4

3

1,504

by: AnushkaKala

23 Apr 2026, 09:54

ER

Samantha's investment portfolio consists of three stocks

555-605 (Medium) | Arithmetic

555-605 (Medium) | Arithmetic hide tags

joylive

24 Nov 2012, 09:15

22

6

6,442

by: Sarvam

23 Apr 2026, 08:47

ER

Desis watch loses 212 minutes per hour. At 12:00 pm yesterda

705-805 (Hard) | Arithmetic +2 tags

705-805 (Hard) | Arithmetic, Distance and Speed Problems, Word Problems hide tags

kevincan

17 Apr 2026, 00:28

2

280

by: Sarvam

23 Apr 2026, 08:41

ER

For all positive numbers x, Δx is defined as the cube root of x, and ∇

Sub 505 (Easy) | Exponents, Roots

Sub 505 (Easy) | Exponents, Roots hide tags

Bunuel

11 Feb 2022, 04:15

3

5,251

23 Apr 2026, 08:28

ER

If (a – b)c < 0, which of the following cannot be true?

505-555 (Easy) | Must or Could be True

505-555 (Easy) | Must or Could be True hide tags

dvinoth86

23 Feb 2012, 20:27

23

7

14,878

23 Apr 2026, 08:20

ER

Two vessels A and B contain milk and water mixed in the ratio 8:5 and

605-655 (Medium) | Mixture Problems

605-655 (Medium) | Mixture Problems hide tags

1, 2

ruchi857

15 Mar 2019, 03:43

184

21

105,477

23 Apr 2026, 07:55

ER

Both of the points P(17, −20) and Q(25, t) are in the xy-plane. Which

805+ (Hard) | Coordinate Geometry

805+ (Hard) | Coordinate Geometry hide tags

Bunuel

04 Jan 2021, 01:15

9

3,378

23 Apr 2026, 07:29

ER

The residents of Town X participated in a survey to determine the numb

Sub 505 (Easy) | Statistics and Sets Problems

Sub 505 (Easy) | Statistics and Sets Problems hide tags

GODSPEED

01 Sep 2009, 15:11

147

10

49,966

23 Apr 2026, 07:19

Ron can select 8 candies out of 20 candies which are kept in two diffe

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

Amity007

04 Mar 2026, 21:58

1

2

311

by: SourNoun

23 Apr 2026, 07:16

ER

if the straight line y = x + c is tangent to the circle (x-1)^2 + (y

805+ (Hard) | Coordinate Geometry, Min-Max Problems

805+ (Hard) | Coordinate Geometry, Min-Max Problems hide tags

fskilnik

25 Nov 2018, 10:29

24

3

2,064

23 Apr 2026, 07:12

ER

The chart above shows the prices of products A and B from 1986 to 1996

705-805 (Hard) | Graphs and Illustrations, Word Problems

705-805 (Hard) | Graphs and Illustrations, Word Problems hide tags

Bunuel

31 Jan 2016, 08:12

24

5

5,543

23 Apr 2026, 06:30

ER

In a recent election, James received 0.5 percent of the 2,000 votes

555-605 (Medium) | Percent and Interest Problems

555-605 (Medium) | Percent and Interest Problems hide tags

Bunuel

30 Jul 2015, 10:35

58

16

23,334

23 Apr 2026, 05:56

ER

A machine manufactures notebooks in a series of five colors: red, blue

555-605 (Medium) | Remainders, Word Problems

555-605 (Medium) | Remainders, Word Problems hide tags

Bunuel

11 Dec 2015, 09:01

13

3

8,096

by: Adit_

23 Apr 2026, 05:43

ER

Anna is able to buy 5 more articles for $300 after the price of each

655-705 (Hard) | Percent and Interest Problems

655-705 (Hard) | Percent and Interest Problems hide tags

alphonsa

23 Apr 2026, 05:38

16

4

4,564

23 Apr 2026, 05:30

ER

ACME hardware is going to make a new soil blend by using 200 pounds of

Sub 505 (Easy) | Mixture Problems

Sub 505 (Easy) | Mixture Problems hide tags

Bunuel

13 Jan 2021, 03:00

12

5

3,516

23 Apr 2026, 05:08

ER

Brand A luggage regularly sells for $40 per bag and Brand B luggage

655-705 (Hard) | Percent and Interest Problems

655-705 (Hard) | Percent and Interest Problems hide tags

MartyMurray

22 Apr 2026, 18:26

3

2

109

by: MartyMurray

23 Apr 2026, 04:39

ER

If an integer n is divisible by both 6 and 8, then it must

Sub 505 (Easy) | Multiples and Factors

Sub 505 (Easy) | Multiples and Factors hide tags

Amit05

16 Feb 2015, 03:19

37

14

33,465