$1.$ Firm X has $6\mathrm{.}37$ percent coupon bonds on the market with $13$ years to maturity. The bonds make semiannual payments and currently sell for $102\mathrm{.}63$ percent of par. What is the current yield on X$\text{'}$s bonds? Answer in percent to two decimals.

$2.$ A premium annual$-$pay bond pays a $$82$ coupon, has a yield to maturity of $5\mathrm{.}17\%,$ and is priced at $$1,093\mathrm{.}98.$ How many years till the bond matures? Answer in years to at least two decimal places.