You are thinking about buying a savings bond. The bond costs $$54$ today and will mature in $10$ years with a value of $$108.$ What annual interest rate will the bond earn?

The bond will earn an annual rate of $\%.($Round to two decimal places.$)$

You have decided to buy a perpetual bond. The bond makes one payment at the end of every year forever and has an interest rate of $7\%.$ If the bond initially costs $$2,000,$ what is the payment every year?

The payment at the end of each year is $$.($Round to the nearest dollar.$)$