An employee with $25$ years of service at a company is considering retirement at some time in the next $10$ years. The employer uses a final pay benefit formula by which the employee receives an annaul benefit payment of $3\mathrm{.}5\%$ of her average salary during her last five years of service times her total years employeed. The employee's average salary over the last $5$ years of service is as follows

$2.$ An employer uses a career average formul to determine retirement payments to its employees. The annual retirement payout is $5\%$ of an employee's Career average salary times the number of years of service. Calculate the annual benefit payment under the following scenarios.