The answers in the boxes are wrong. please help.

Every year Grouper Industries manufactures 5,300 units of part 231 for use in its production cycle. The per unit costs of part 231 are as follows: Sunland, Inc, has offered to sell 5,300 units of part 231 to Grouper for $33 per unit. If Grouper accepts Sunland's offer, its freed-up facilities could be used to earn $12,100 in contribution margin by manufacturing part 240 , in addition, Grouper would eliminate 50% of the fuxed overhead applied to part 231. (a) Calculate total relevant cost to make and net cost to buy Total relevant cost to make $ Net relevant cost to buy