what is the net annual cost of the following chequing accounts? . Monthly fee, $3.50: processing fee, 25 cents per cheque cheques written, an average of 2 a month; $0.50 per debit transaction over the 20 debit transactions per month free with an average of 60 per month made. (Round your final answer to 2 decimal places. Omit the "$" sign in your response.) Annual cost B. Interest earnings of 5 percent with a $500 minimum balance; average monthly balance. $800 monthly service charge of $18 for falling below the minimum balance, which occurs three times a year (no interest earned in these months). (Round your final answer to 2 decimal places. Omit the "S" sign in your response.) Net cost