You will require to set up the constants within your program for the following: number of square feet per square yard (9), inches per foot (12), price per square yard of saxony carpet (15.62) , price per square yard of the cabel carpet (20.91) , price per square yard of plush carpet (25.17) , price per square yard of velvet carpet (32.36), installation fixed cost (50.00), installation cost per square yard (2.25), time in order to install 1 square yard of carpet (15 minutes), and the number of the minutes in an 8 hour work day and number of minutes in an hour."