Help solving 39&40

An unfinished desk is produced for $36.00 and sold for $65.00. A finished desk can be sold for $75.00. The additional processing cost to complete the finished desk is $6.65. Provide a differential analysis for further processing. FURTHER PROCESS DO NOT FURTHER PROCESS SHOW WORK Rachel Cake Factory normally sells their specialty cake for $22. An offer to buy 100 cakes for $19 per cake was made by an organization hosting a national event in the city. The variable cost per cake is $11. A special decoration per cake will add another $1 to the cost. Determine the differential income or loss per cake from selling the cakes. SALE THE CAKES DO NOT SALE THE CAKE