Please someone help me out

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?