Answer:
$27.5
Step-by-step explanation:
P =$500, R = 11 pcpa, T = 6 months = 1/2 years
[tex]I = \frac{PRT}{100} = \frac{500 \times 11 \times \frac{1}{2} }{100} \\ \\ = 5 \times 11 \times \frac{1}{2} \\ \\ = 55 \times \frac{1}{2} \\ \\ I= \$ 27.5[/tex]