D'Andrepaid $35to buy a potato cannon, a cylinder that shoots potatoes hundreds of feet. He was willing to pay $45. WhenD'Andre's friendNicklearns thatD'Andrebought a potato cannon, he asksD'Andreif he will sell it for $65, andD'Andreagrees.Nickis thrilled, because he would have paidD'Andreup to $80 for the cannon.D'Andreis also delighted.

Determine the consumer surplus from the original purchase and the additional surplus generated by the resale of the cannon.

D'Andre's original consumer surplus:$

D'Andre's producer surplus from the resale:$

Nick's consumer surplus from the resale:$

Total surplus generated from the resale:$