Question

If there are about 7.85 billion people now.

If the growth rate of 600 million / year.

From 2030 the growth rate will drop to 450 million per year.

From 2050 to 135 million / year.

From 2080 to 30 million / year.

From 2100 to -2 million / year.

As of 2160 there are 7 billion people.

1a) How many people will there be in 2030?

1b) How many people will there be in 2050?

1c) How many people will there be in 2080?

1d) How many people are there in 2100?

1e) In which year are there the most residents?

1f) How many people are there when there are most?

Asterisk task: If you want you can assume the inhabitants in the different continents!

If possible, can you make statistics from this information !!! Would be very nice !!!

Have a good time !