The population of a bacterium doubles every hour. At 9 am, the population is 12 bacteria. The fundon P(1)=12-2 models the bacteria population hours after 9 am What is the value of P(6) and what does represent in context

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?