It is reported that the wild tiger population has declined by 97% of the last 20 years. There are now 3200 tigers left in the wild.
To the nearest thousand how many wild tigers were there 20 years ago.
Plz help

Taber invested money in an account where interest is compounded every year.he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?