If a lender makes a simple loan of $$500$ for $5$ years and charges $3\%,$ then the amount that the lender receive at maturity is $blank. $($Round your response to the nearest two decimal place$)$ If a lender makes a simple loan of $$2000$ for one year and charges $$90$ interest, then the simple interest rate on that loan is Blank$\%.($Round your response to the nearest whole number$)$ If a borrower must repay $$106\mathrm{.}50$ one year from today in order to receive a simple loan of $$100$ today, the simple interest on this loan is

A$.6\mathrm{.}0\%$

B$.6\mathrm{.}5\%$

C$.65\%$

D$.5\mathrm{.}0\%$