Frank Gunter Owns An Apple Orchard He Employs 87 Apple Pickers And Pays Them 8 P

Frank Gunter owns an apple orchard. He employs 87 apple pickers and pays them $8 per hour to pick apples, which he sells for $1.60 per box. If Frank is maximizing profits, what is the marginal revenue product of the last worker he hired? What is that worker’s marginal product?