Question

Population of a city increases each year by 4% of what it had been at the beginning of each year if its present population is 67 60000 find:
(1) its population 2 year hence
(2) it's population 2 years ago

Answer 1

1.7311616 is the ans 
by this method 
amount=p(1+r/100)∧n 

2.6230016 is the ans
by this method
amount=p(1-r/100)∧n

in both case
p=6760000
amount=is the population
r=rate i.e 4‰
n= time 

hope it help 
pls mark brainliest..........

Answer 2

The answer is correct mark in brain list please