Karen borrows $$4250$ on March $5,2020$ to be repaid with intrest on June $272020.$ Using Bankers Rule, find the ammount due on June $272020$ if$..$

A$.)...$ a $9\mathrm{.}65\%$ simple intrest rate was used in the transaction

B$.)...$ a $9\mathrm{.}75\%$ bank discount rate was used in the transaction