Mary is going to save money for her retirement in 21 years. She has decided to place $915 every half year at the end of the period into a saving account earning 9.57 percent per year, compounded semi-annually. How much money will be in her account at the end of that time period? Round the answer to two decimal places.

Joe's son will start college in 3 years. Joe wants to accumulate money for his son's education. He is going to place $794 every quarter of a year at the end of the period in a saving account, at an annual interest rate of 5.42 percent per year, compounded quarterly. How much money will be in his account at the end of that time period?