Hemant and Irfan can complete a certain piece of work in 6 and 10 days, respectively, They started to work together, and after 2 days, Irfan left. In how many days will Hemant complete the remaining work?
\( \frac{9}{5} \)
\( \frac{17}{5} \)
\( \frac{11}{5} \)
\( \frac{14}{5} \)
Find the median from the following data.
| Age in years | 15-25 | 25-35 | 35-45 | 45-55 | 55-65 | 65-75 | 75-85 |
| No. of patients | 37 | 11 | 26 | 10 | 39 | 25 | 18 |