Finance with complete chapter solution you can change values and get

Chapter 05    
Inputs are in Blue      
Answers are in Red      
NOTE: Some functions used in these spreadsheets may require that 
the “Analysis ToolPak” or “Solver Add-In” be installed in Excel.
To install these, click on the Office button       
then “Excel Options,” “Add-Ins” and select  
  Office button.BMP  
“Go.” Check “Analysis ToolPak” and     
“Solver Add-In,” then click “OK.”