L'albicocca Company has a bond outstanding with $15$ years to maturity, an $8\mathrm{.}25\%$ nominal coupon semiannual payments $,$ and a $$1,000$ par value. The bond has a $6\mathrm{.}50\%$ nominal yield to maturity but it can be called in $6$ years at a price of $$1,120.$ What is the bond's nominal yield to call?

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