Percy, Quinn, and Renee Each Receive a $7,000 Salary, as Well

Essay

Percy, Quinn, and Renee each receive a $7,000 salary, as well as 15 percent interest on their respective average investments of $20,000, $10,000, and $40,000. If they share remaining income and losses in a 4:3:2 ratio, respectively, by how much would Renee's account increase or decrease (indicate a decrease by placing parentheses around the amount), assuming (a) net income of $40,500, (b) net income of $27,000, and (c) net loss of $31,500.