Jane requested a loan from the bank amounting to 312,870 to continue her small business. But she only recieved 84.68% of the loan as the bank collected the interest at the time money is requested. If...

Jane requested a loan from the bank amounting to 312,870 to continue her small business. But she only recieved 84.68% of the loan as the bank collected the interest at the time money is requested. If the agreement will mature after 8 years and 9 months, Determine the simple interest rate, simple discount rate and totl interest accumulated at the end of 4 years