The architects of a certaintype of building estimate construction costs to be $2.0 million per floor foreach of the first 5 floors, $2.5 million per floor for each of the next 3floors, and $3.5 million   per floor for any additional floors. What would the architects estimate theconstruction costs to be for a building of this type with 10 floors? 
$23.0 million  
$23.5 million  
$24.0 million  
$24.5 million  
$25.0 million