Deryl wishes to save money to provide for his retirement. He will start depositing the same amount each year for the next 30 years into a retirement savings account. When he starts making his withdraws, he wants to withdraw $75,000 annually for every six months of the following 25 years. Assume that the retirement fund earns 12 percent annually over both the period that he is depositing money and the period he makes withdraws. In order for Deryl to have sufficient funds in his account to fund his retirement, how much should he deposit annually?

Relevant time after retire

Relevant rate after retire

Value of amount at retirement

Relevant time before retire

Relevant rate before retire

Value of amount deposited