Answer :
[tex][/tex]
APR=11.5% compounded monthly
[tex]EAR=(1+0.115/12)^12-1=0.121259=12.13%[/tex]
EAR=12.13%
APR=11.7% compounded semi-annually
[tex]EAR=(1+0.117/2)^2-1=0.12042225=12.04%[/tex]
EAR=12.04%
APR=11.5% compounded monthly
[tex]EAR=(1+0.115/12)^12-1=0.121259=12.13%[/tex]
EAR=12.13%
APR=11.7% compounded semi-annually
[tex]EAR=(1+0.117/2)^2-1=0.12042225=12.04%[/tex]
EAR=12.04%