Answer:
Initial population = 313
Population after 5 hours =

Explanation:
Let initial population =

It is given that population gets doubled every 10 minutes.
Population after 10 minutes =

Population after 20 minutes =

:
:
Population after 80 minutes =
and it is given as 80000.

So, initial population is 312.5 = ~313
To find, population after 5 hours i.e. 5
60 = 300 minutes
Population after 300 minutes =

So, the answers are:
Initial population = 313
Population after 5 hours =
