Posted by PHIL on Saturday, May 18, 2013 at 8:39pm.
7300 @ 7% COMPOUNDED SEMIANNUALLY FOR 3 YRS

ALGEBRA  MathMate, Saturday, May 18, 2013 at 10:52pm
Use compound interest formula:
Amount = Principal * (rate)^n
rate=interest rate per period
n=number of periods compounded.
Here
rate = 1+ 0.07/2=1.035
number of periods = 3 years * 2 periods/yr
principal=$7300
The question didn't say what's required.