$1.$Today, you can buy a $15-$year Treasury bond with a $3\mathrm{.}5\%$ coupon rate for $$1047\mathrm{.}55.$ Show your work.

A$)$ Calculate the Yield$-$to$-$Maturity for this bond

B$)$ Assume the bond is callable $4$ years from now for $$1017\mathrm{.}50.$ Based on this, calculate the Yield$-$to$-$Call for this bond

C$)$ Assume that YOUR required return for this bond is $3\mathrm{.}5\%($and ignore the call provision$).$

Based on this, what is the most YOU would be willing to pay? 

Given that, would you be interested in buying this bond at the current price of $$1047\mathrm{.}55?$