The end of the month has arrived and Marina was only able to save up $150 to pay off her pay-day loan of $900. This means she will have to delay payment on the remaining $750. Besides the delayed payment fee that she is charged, she will now have to pay interest on the remaining amount. The APR (annual percentage rate) is 47%, but the interest is compounded daily.

What is the effective interest rate that Marina will actually be paying?

It took her 9 more months but Marina has managed to save the full $750 plus more to cover fees to pay off the pay-day loan company. However, she forgot to account for the interest that had been compounding over time. Consider it is now 275 days later, the remaining loan was $750 and the APR is 47% compounded daily.

What is the total amount that Marina must now pay in order to pay off her the loan, accounting for interest?

What is the total amount of interest paid (not including fees)?