Question

I WILL FAN AND MEDAL
the world's total population is projected to grow throughout the first quarter century of the new millenium

year: 1990 1995 2000 2010 2020 2025
recorded : 5249 5679 6127 7028 7924 8177
and
projected
population(millions)

write a model that relates the population as a function of the number of years since 1980?
F(x)=

Answer 1

Let's see if we can work it out

Answer 2

okay

Answer 3

5679-5249=

Answer 4

430

Answer 5

Ok, what percentage of 5679 is that? Maybe we can solve this by an equation simular to compound interest.

Answer 6

7.6?

Answer 7

Oh I ment percentage of 5249

Answer 8

8.2

Answer 9

Ok, let's see if 5249*1.082^t works (where t is per 5 years

Answer 10

Check if it matches with the next numbers please, I have no idea if my guess is right lol

Answer 11

im lost sorry

Answer 12

I was trying to see if a formula similar to interest rate would work to solve this, it seems to be pretty close.

Answer 13

okay

Answer 14

It's not completely right though, so I'm not sure how it's supposed to be done

Answer 15

neither am i haha

Answer 16

It's roughly 8% per 5 years but has some fluctuations, but I can really help you, sorry.

Answer 17

okay thankyou anyway