List of top Questions asked in CAT

A shopkeeper sells an item at a 20% profit. If the cost price is increased by 10% and the selling price by Rs. 10, the profit percentage becomes 15%. What is the original cost price?

Course Enrollment
In a college, 120 students are enrolled in three courses: Math (M), Physics (P), and Chemistry (C).

- 70 take Math
- 60 take Physics
- 50 take Chemistry
- 30 take both Math and Physics
- 20 take both Physics and Chemistry
- 15 take both Math and Chemistry
- 10 take all three courses

Team Selection Puzzle
A manager must select a team of 3 employees from 5 (E1, E2, E3, E4, E5) with the following conditions:

1. If E1 is selected, E2 is not selected
2. E3 and E4 cannot both be selected
3. E5 is always selected

Expenditure Distribution
A company’s expenditure in 2015 (total Rs. 200 crores) is distributed as follows:

- Salaries: 40%
- Rent: 20%
- Utilities: 15%
- Marketing: 10%
- Miscellaneous: 15%

Book Arrangement
Five books (A, B, C, D, E) are arranged in a row on a shelf. The following conditions apply:

1. Book A is not at either end
2. Book B is to the immediate left of Book C
3. Book D is not adjacent to Book E
4. Book E is in the third position

Sales Revenue of Four Stores
The table below shows the sales revenue (in Rs. lakhs) of four stores (P, Q, R, S) in three months (January, February, March) in 2015.

Store	January	February	March
P	20	25	30
Q	15	20	25
R	30	35	40
S	10	15	20

Five friends A, B, C, D, E sit in a row facing north. A is to the left of B, C is between A and B, D is not at an end, E is to the right of B. Who is in the middle?

The table below shows the sales (in Rs. lakh) of four products A, B, C, and D across four quarters of 2015. What is the total sales of product A across all quarters?