An unfinished desk is produced for $37.70 and sold for $65.80. A finished desk can be sold for $75.50. The additional processing cost to complete the finished desk is $6.45. Provide a differential analysis for further processing. Round your answers to two decimal places, if necessary. Differential revenue from further processing: Revenue per unfinished desk Revenue per finished desk Differential revenue Differential cost per desk: Additional cost for producing Differential from further processing