Latoya is comparing offers from two banks on checking accounts that include debit cards.

Bank A charges a $$15$ monthly fee for a checking account and debit card, plus $$0\mathrm{.}90$ for each transaction. Bank B charges a $$35$ monthly fee for a checking account and debit card, with unlimited transactions.

Suppose Latoya makes $25$ transactions in a given month. Answer the questions below.

$($a$)$ How much would she pay at each bank for the given month?

Bank A: $$$

Bank B: $$$

$($b$)$ For the given month, which bank is cheaper and by how much?

Bank A

Bank A is $$$ cheaper than Bank B$.$

Bank B

Bank B is $$$ cheaper than Bank A$.$