6 The annual salaries, in thousands of dollars, for 11 employees at each of two companies \(A\) and \(B\) are shown below.
| Company \(A\) | 30 | 32 | 35 | 41 | 41 | 42 | 47 | 49 | 52 | 53 | 64 |
| Company \(B\) | 26 | 47 | 30 | 52 | 41 | 38 | 35 | 42 | 49 | 31 | 42 |
- Represent the data by drawing a back-to-back stem-and-leaf diagram with company \(A\) on the left-hand side of the diagram.
- Find the median and the interquartile range of the salaries of the employees in company \(A\). [3]
A new employee joins company \(B\). The mean salary of the 12 employees is now \(
) 38500$. - Find the salary of the new employee.