Question $4$:

Baylor Bank believes the New Zealand dollar will depreciate over the next five days from $$\mathrm{.}52$ to $$\mathrm{.}5.$ The following annual interest rates apply:

$\backslash$table$[[$Currency$,$Lending Rate,Borrowing Rate$],[$Dollars$,5\mathrm{.}50\%,5\mathrm{.}80\%$