A couple is planning to finance its three-year-old son's college education. The couple can deposit money at 12% compounded quarterly. What quarterly deposit must be made from the son's 3rd birthday to...

A couple is planning to finance its three-year-old son's college education. The
couple can deposit money at 12% compounded quarterly. What quarterly
deposit must be made from the son's 3rd birthday to his 18th birthday in order to provide $30,000 on each birthday from the 18th to the 21st? (Note that the last deposit is made on the date of the first withdrawal.)