Answer:
3.941%
Explanation:
Equivalent after tax yield = Yield to maturity*(1-tax rate)
Equivalent after tax yield = 5.63 *(1 - 30%)
Equivalent after tax yield = 5.63 *(1 - 0.30)
Equivalent after tax yield = 5.63*(0.70)
Equivalent after tax yield = 3.941%