Vince loaned a certain amount from a cooperative and promised to pay it back with 2.62 times his original loaned amount. They agreed a nominal interest rate of 8.93 % compounded every 4 months every...

Extracted text: Vince loaned a certain amount from a cooperative and promised to pay it back with 2.62 times his original loaned amount. They agreed a nominal interest rate of 8.93 % compounded every 4 months every year for n years. How many n years before he pay all his loan with interest? Answer rounded off with two 2 decimal places.