Two twin sisters, Darla and Thelma, are of retirement age. Both took different routes throughout their annuity investing careers. They each put away $450 per month since they were 20 and are now both 61.

Darla started out with an account that paid 11.06% for the first 18 months, 1% for the next 30 months, and then averaged 6.01% for the remaining time.

Thelma was a bit more conservative and went with an account that paid 5.2% for the first 10 months, but then jumped to 16.1% for the next 50 months, and then dropped to 5.4% for the remainder of the time.


How much did Darla have at the end of the first 18 months? $

How much did Darla have after the next 30 months? $

How much did Darla have in total at age 61? $


How much did Thelma have at the end of the first 10 months? $

How much did Thelma have after the next 50 months? $

How much did Thelma have in total at age 61? $