Question C please! Calculate selling price including interest

Bond Selling Price

Calculate the bond selling price for the three separate scenarios that follow. January $1,$ and the market rate of interest on similar bonds is $8\%.$ January $1,$ and the market rate of interest on similar bonds is $6\%.$ if the bonds pay cash interest annually on January $1,$ and the market rate of interest on similar bonds is $6\%.$

Note: Round answers to the nearest whole dollar.

a$.208,539$

b$.698,352$

c$.180,648$wrong