57. Discount Interest Loans. This question illustrates what is known as discount interest. Imagine you are discussing a loan with a somewhat unscrupulous lender. You want to borrow $18,000 for one year. The interest rate is 13.5 percent. You and the lender agree that the interest on the loan will be .135 $18,000 $2,430. So, the lender deducts this interest amount from the loan up front and gives you $15,570. In this case, we say that the discount is $2,430. What's wrong here