keiko is comparing offers from two banks on checking accounts that include debit cards. Bank A charges a $20 monthly fee for a checking account and debit card, plus $0.60 for each transaction. Bank B charges a $35 monthly fee for a checking account and debit card, plus $0.20 for each transaction how much would she pay at each bank for thr given month? bank A: $ Bank B: $ for the given month, which bank is cheaper and by how much? bank A$ Bank B$