Solve the following problems 1. Your bank offers to lend you $20,000 to be repaid in six equal year-end installments of $5,124.71 What interest rate the bank charging you on this loan ? 2. You are considering the purchase of a bond $1000 that will not pay any interest during its ten years' life but will be worth $2,839 when it is mature. If you buy this bond and hold it until maturity, what rate of return will you earn? 3. A corp. obtains a $25,000 loan that carries a 13% interest rate. If the firm repays the loan in three equal year-end installments, how large is each installment?