Maria's credit card balance is $3500 at an 10% APR. It has become difficult to make the minimum payment each month. She decided to make a plan for paying off the credit card by increasing her hours at her part-time job and applying the income to debt reduction. She estimates that she can pay $150 per month, and she plans to avoid using her card for any new purchases. How long will it take her to pay off the card dues? O 26 months O 10 months O 21 months O 16 months.