Domain answers: 
 -The set of all real numbers from 0-60
 -The set of all real numbers from 500-2000
 -The set of all real numbers from 25-500
 -{0,1,2,3...,500}
 -{25,50,75,100,...}
 -{60,61,62,63,...,2000}
 Range answers:
 The set of all real numbers from 0-60
 -The set of all real numbers from 500-2000
 -The set of all real numbers from 25-500
 -{0,1,2,3...,500}
 -{25,50,75,100,...}
 -{60,61,62,63,...,2000}