$8$

Person A opens an retiremwnt account at age $25,$ contributes $$2000/$year for $10$ years, but makes no additional contributions thereafter. Person B waits until age $35$ to open an retirement and contributes $$2000$ year for $30$ years. There is no initial investment in either case.

$($a$)$ Assuming a return rate of $8\%.$ what is the balance in each Retirement account at age $65?$