Best Answer: Account A would have to write 30 checks to equal a total amount of 13.00 for the monthly fee.
30 checks x .10 equal 3.00 dollars + 10 dollar monthly fee = 13.00.
Account B would have to write 20 checks to equal a total amount of 13.00 for the monthly fee.
20 checks x .05 equal 1.00 dollars + 12.00 dollar monthly fee = 13.00.