The population of the world was 3 billlion in 1960 and it increased on average at annual of 18%...

In what year does the world population reach 5 billion ppl.

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- February 26th 2010, 10:59 PMPeyton SawyerCollege Algebra help: exponential and logarithmic Functions
The population of the world was 3 billlion in 1960 and it increased on average at annual of 18%...

In what year does the world population reach 5 billion ppl. - February 26th 2010, 11:19 PMProve It
- February 26th 2010, 11:31 PMPeyton Sawyer
- February 26th 2010, 11:49 PMProve It
- February 26th 2010, 11:51 PMPeyton Sawyer
- February 27th 2010, 04:00 AMProve It
For the first question:

.

For your second question:

If the interest is compounding continuously then

.

Here .

Solve for .