7300 @ 7% COMPOUNDED SEMIANNUALLY FOR 3 YRS

Answer 1

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.

Answer 2

2044

Answer 3

204