In a factory, the monthly salary of employees are given below:
| Monthly salary | Number of employees |
| Equal and above \(5000\) | 17 |
| Equal and above \(10000\) | 11 |
| Equal and above \(15000\) | 9 |
| Equal and above \(20000\) | 8 |
| Equal and above \(25000\) | 8 |
| Equal and above \(30000\) | 6 |
| Equal and above \(35000\) | 3 |
Find the mean salary of employees working in the factory.
Answer:
The mean salary of employees is