Advanced Financial Accounting (9th Edition) Chapter 15, Problem 4EXA I can't figure out where Net Income Distribution numbers came from. I don't see why it wouldn't be 50-50%

Income Statement For the Year Ended December 31, 20X5 Net Sales S300,000 Cost of Goods Sold (190,000) Gross Margin 110,000 Operating Expenses (30,000) Net Income S 80,000 Additional Information for 20x5 1. Apple began the year with a capital balance of $40,800 2. Jack began the year with a capital balance of S112,000 3. On April 1, Apple invested an additional $15,000 into the partnership 4. On August 1, Jack invested an additional $20,000 into the partnership 5. Throughout 20x5, each partner withdrew $400 per week in anticipation of partnership net income. The partners agreed that these withdrawals are not to be included in the computation of average capital balances for purposes of income distributions Apple and Jack have agreed to distribute partnership net income according to the following plan Apple Jack 1. Interest on average capital balances 6% 5% 2. Bonus on net income before the bonus but after interest on average capital balances 10% 3. Salaries $25,000 $30,000 4. Residual (if positive) 7096| 3096 Residual (if negative) 50% 50%