The Hardest Problem Solving Questions As July 2023
We have pulled timer results from our database and analyzed every question in the forum. Based on those results, we have compiled a list of the hardest quantitative comparison questions. These questions represent those as July of the current year 2023
| Problem Solving Questions Jan-July 2023 |
| # | Question
 | Difficulty
 | Topic
 | Source
 |
| 1 | A colony has houses numbered 1 to 150. Three guards, Tim, Jack and John | Medium | Divisibility/Multiples/Factors | Jamboree |
| 2 | A flat square picture represented by the unshaded region | Hard | Geometry | Jamboree |
| 3 | If d = 123.1245 and | Medium/Hard | Numbers Properties | Jamboree |
| 4 | How many positive integers less than 100 leave a remainder of 1 | Medium/Hard | Remainders | Jamboree |
| 5 | In the figure above, A and B are the centers of the two circles | Medium/Hard | Geometry | Jamboree |
| 6 | Flooring is done in a certain building in a certain pattern which involves | Medium/Hard | Numbers Properties | Jamboree |
| 7 | If M is a product of first 5 positive multiples of 5 whereas | Medium | Numbers Properties | Jamboree |
| 8 | For any integer n greater than 1, n! denotes the product | Medium | Numbers Properties | Jamboree |
| 9 | A natural number N is a multiple of 5. If N is divided by 6 | Medium/Hard | Numbers Properties | Jamboree |
| 10 | In trapezium ABCD, AB || CD and AC = BD. | Hard | Geometry | Jamboree |
| 11 | A pomegranate grower packages pomegranates in 10-pound | Medium/Hard | Overlapping Set | Jamboree |
| 12 | In the figure above, what is the area of square ABDE ? | Medium/Hard | Geometry | Princeton Review |
| 13 | If in the triangle shown above all three interior angles | Hard | Geometry | Jamboree |
| 14 | If (a-b)(b-c)/a-c | Medium | Arithmetic | Jamboree |
| 15 | The cost of making a gold necklace is $10 less than four | Medium | Word Problem | Jamboree |
| 16 | Wilson bought a microwave oven for x dollars, | Medium/Hard | Word Problem | Jamboree |
| 17 | In a certain list of Government and private banks | Medium/Hard | Overlapping Set | Jamboree |
| 18 | For how many positive integer values of x, the inequality | Medium/Hard | Inequalities | Jamboree |
| 19 | If the cost of 8 cups varies between $1.2 and $1.8, | Medium | Word Problems | Others, Please Specify |
| 20 | If ab < 0, which of the following must be true? | Medium/Hard | Distance/Rate | Jamboree |
| 21 | If x can be any of the 5 points A, B, C, D and E | Medium/Hard | Absolute Values/Modules | MGRE |
| 22 | If a + b < 0 and a + 2b = 3, then which | Hard | Inequalities | Jamboree |
| 23 | 3*4/7+1/2/3/2/3-4/7 | Medium | Fractions/Ratios/Decimals | Others, Please Specify |
| 24 | If x is equal to the sum of the even integers from 40 to 60 inclusive | Hard | Statistics and Sets Problem | Others, Please Specify |
| 25 | S represents the sum of the weights of n fish in pounds. | Hard | Statistics and Sets Problem | Others, Please Specify |
| 26 | Jorge has 5 quarters and 3 nickels. | Hard | Probability | MGRE |