Posted by **Laura** on Sunday, October 13, 2013 at 9:39pm.

cost in 2005 is 15.00

cost on 2009 is 20.50

Consumer price index (20.50/15.00)x100=137

I understand that part but my professor said to measure inflation he gave the answer 37% divide 37/4=9.25%

4 number of years

9.25% annual rate inflation

how did he get 37 I am confused

## Answer this Question

## Related Questions

- Economics - The index most widely used by the government and the private sector ...
- algebra - 2. Examine the rise in gasoline prices from 1997 to 2006. The price of...
- Algebra I - 1. Imagine you are at a gas station filling your tank with gas. The ...
- algebra 2 - When inflation causes the price of an item to increase the new cost ...
- math - Inflation is currently causing the cost of items to increase by about 2.5...
- math116 appendix e - 4. The line represents an estimate of the average cost of ...
- math 116 appendix e - 4. The line y=0.15x +0.79 represents an estimate of the ...
- math-algebra please help - The line y=0.15x+0.79 represents an estimate of the ...
- Word Problems - I have two questions: Inflation is currently causing the cost of...
- business statistics - 1.to measure how much the cost of some variable changes ...