$($Last Word$)$ Suppose you borrow $$400$ for a year and the lender discounts $$30$ of interest at the time the loan is made $($giving the borrower only $$370).$ The interest rate on this loan is about Multiple Choice $13\mathrm{.}3$ percent $.7\mathrm{.}5$ percent. $8\mathrm{.}1$ percent $.12\mathrm{.}3$ percent $.$