You will be given a definition of a task first, then some input of the task.
The task is to generate the correct answer for a given math problem.

Problem: the average age of 15 students of a class is 16 years . out of these , the average age of 5 students is 14 years and that of the other 9 students is 16 years . tee age of the 15 th student is ?
Output:
26 years