Calculate the monthly finance charge for the following credit card transaction. Assume that it takes $10$ days for a payment to be received and recorded, and the month is $30$ days long. $($Round your answers to the nearest cent.$)$

$$3,498$ balance, $15\%,$ $$2,500$ payment

a$)$ previous balance method

$

b$)$ adjusted balance method

$

c$)$ average daily balance method

$