Melinda invests $$370,000in$ a City $of$ Heflin bond that pays $4\mathrm{.}2$ percent interest. Alternatively, Melinda could have invested the $$370,000in$ a bond recently issued $by$ Surething Incorporated that pays $6$ percent interest and has risk and other nontax characteristics similar $to$ the City $of$ Heflin bond. Assume Melinda's marginal tax rate $is30$ percent.

Note: Leave $no$ cells blank $-be$ sure $to$ enter $"0"$ wherever required. Round your after$-$tax rate $of$ return $to$ one decimal place.

Required:

What $is$ her after$-$tax rate $of$ return for the City $of$ Heflin bond?

How much explicit tax does Melinda pay $on$ the City $of$ Heflin bond?

How much implicit tax does she pay $on$ the City $of$ Heflin bond?

How much explicit tax would she have paid $on$ the Surething Incorporated bond?

What $is$ her after$-$tax rate $of$ return $on$ the Surething Incorporated bond?