I need the process please, step by step. TY

9) Mack and Ruben are partners operating an electronics repair shop. For 2017, net income, after salaries expense of $150,000 was $50,000. Mack and Ruben have salary allowances of $90,000 and $60,000, respectively, and remaining profits and losses are shared 6:4. The division of salaries and profits in total to Mack and Ruben would be: a) $120,000 and $80,000 b) $30,000 and $20,000 c) $50,000 and $0 - d) $25,000 and $25,000