Posted by **Terrance** on Monday, September 3, 2007 at 6:22pm.

The Population of a town increased by 80% in 5 years. If the population is currently 18,000, find the population of this town 5 years agao. (Round to the nearest whole, if necessary).

please send formula of this equation

- math -
**Ms. Sue**, Monday, September 3, 2007 at 6:49pm
Let x = the original population of the town.

1.8x = 18,000

- math -
**Shawn**, Tuesday, September 4, 2007 at 11:10am
Let X be the population 5 years ago.

X*(1.8) = 18,000

X = 10,000

## Answer this Question

## Related Questions

- math - The population of a small town is modelled by the function p(t)= 20(4t+3...
- MATH - 4. The population of a small town is modelled by the function p(t)= 20(4t...
- MATH - 4. The population of a small town is modelled by the function p(t)= 20(4t...
- Math 11u - A town has a population of 8400 in 1990. Fifteen years later, it's ...
- math - suppose the population of a town increases by 3% each year. the ...
- Advance Functions - The population of a small town is modeled by the function p(...
- Math 11u - A town has a population of 8400 in 1990. Fifteen years later, it's ...
- math - Hi, Can you please help me. Thank-you. The present population of a town ...
- c++ - Write a C++ program that reads the population of town A and its growth ...
- math - Suppose that the population of a town is described by P=0.16t^2=7.2t=100...

More Related Questions