Required information The following information applies to the questions displayed below) In 2017, Maggy (34 years old) is an employee of YBU Corp. YBU provides a 401(k) plan for all its employees. According to the terms of the plan, YBU contributes 50 cents for every dollar the employee contributes. The maximum employer contribution under the plan is 15 percent of the employee's salary (if allowed, YBU contributes until the employee has contributed 30 percent of her salary) (Use Exhibit 13-2) a. Maggy has worked for YBU corporation for 3% years before deciding to leave. Maggy's annual salary during this time was $45,000, $52,000, $55,000, and $60,000 (she only received half of her final year's salary). Assuming Maggy contributed 8 percent of her salary (including her 2017 salary) to her 401(k) account, what is Maggy's vested account balance when she leaves YBU (exclusive of account earnings)? Assume YBU uses three-year cliff vesting S 21,840