Respuesta :

P=$300
Annual interest rate: r=6%=6/100→r=0.06
Annual interest: Ia=rP=0.06($300)→Ia=$18
Monthly interest: Im=Ia/12=$18/12→Im=$1.5
Number of months: n=6
Interest for six months: I=n Im=6($1.5)→I=$9

Answer: Option B. $9