Rachel has a credit card balance of $10,000. She plans to begin making payments of $500/month at the end of this month and vows to not use her card for any future purchases. Her card has an annual interest rate of 18%. How many months will it take for Rachel to pay off the card? Please enter your numerical answer below to two decimal places.

Rachel has a credit card balance of $10,000. She plans to begin making payments of $500/month at the end of this month and vows to not use her card for any future purchases. Her card has an annual interest rate of 18%. How many months will it take for Rachel to pay off the card? Please enter your numerical answer below to two decimal places