Katherine invests $7,770 in a six-month money market account giving 5.8% simple annual interest and $12,500 in a three-year cd giving 7.25% simple annual interest. assuming that katherine does not reinvest or renew these investments, how much money will she have when both investments reach maturity, to the nearest dollar?
a. $2,944
b. $15,219
c. $23,214
d. $30,886

$7,770 in a six-month money market account giving 5.8% gives Katherine a return of: $225. Total return from money market account = 7,995

First Year $12,500, returns $906.25.
Second Year $ $13,406 returns $906.25
Third Year $14,312 returns $906.25
Total Investment Return from the three-year CD: $15,218
 
Total investment return: $7,995 + $15,218 = 23,214
 The answer is C) $23,214