sharon incorporated is headquartered in state x and owns 100 percent of carol corporation, josey corporation, and janice corporation, which form a single unitary group. assume sales operations are within the solicitation bounds of public law 86-272. each of the corporations has operations in the following states: domicile state sharon incorporated state x (throwback) carol corporation state y (throwback) josey corporation state z (nonthrowback) janice corporation state z (nonthrowback) dividend income $ 1,000 $ 200 $ 300 $ 500 business income 50,000 30,000 10,000 10,000 sales: state x 70,000 10,000 10,000 10,000 sales: state y 40,000 5,000 sales: state z 20,000 20,000 10,000 sales: state a 20,000 sales: state b 10,000 10,000 property: state x 50,000 20,000 10,000 property: state y 80,000 property: state z 25,000 20,000 property: state a 50,000 payroll: state x 10,000 10,000 payroll: state y 40,000 payroll: state z 3,000 10,000 payroll: state a 10,000