help me plss

You owe $3,603 on your credit card which has a 16.1% APR. (a) How much interest do you get charged this month on your balance of $3,603 ? (b) Next month, you make a payment of $850. What is your new balance? (c) How many total months will it take you to pay off the debt if you continue to make $850 payments each month (the last month you would pay just what you owe)? (a) The interest is $ (Round to the nearest cent as needed.) (b) The new balance for the next month is $ (Round to the nearest cent as needed.) (c) It would take payments to pay off the debt. (Round up to the nearest whole number as needed.)