In 1990, the population p of India was about 870.5 million people. By 1995, there were about 960.9 million people. The equation =870.5⋅(1.021)
p
=
870.5
⋅
(
1.021
)
t
approximates the number of people, in millions, in terms of the number of years t since 1990.
By what factor does the number of people grow in one year?
