Question 1

S1 and S2 were a married couple with three minor children before they divorced. The divorce court ordered S1 to pay monthly support payments to S2 of $5,000, of which $3,500 is for spousal support and the remainder for child support. S1 started paying support payments to S2 on 1^st June 2023. S1 kept custody of the oldest child (C1 - 13 years old) and S2 kept custody of the other two children (C2 - 9 years old, and C3 - 5 years old). During 2023 the ex-spouses each paid child care expenses for the children under their custody. The amounts of child care expenses for each child were: C1 - $9,400; C2 - $6,000; C3 - $7,500. Additional items of income or expenses during 2023 for each spouse are as follows:

S1: employment income - $145,000; interest income - $19,000; net rental income - $24,000

S2: employment income - $63,000; interest income - $5,000; RRSP withdrawal - $16,000

Based on the above information, what was S1's net income for 2023?