Dor people tgat work at a bank , How much would I be paying if I took a 5 million birr loan on a 15 percent interest for 15 years , and how much would I pay if I want to pay that cash after 6 months , if u should me the details on how to calculate , that would be great. I know how simple and compound interest works but it's a little different than how the banks do it so please help a brother out.