Kim Lee is trying to decide whether she can afford a loan she needs in order to go to chiropractic school. Right now Kim is living at home and works in a shoe store, earning a gross income of $2270 per month. Her employer deducts a total of $180 for taxes from her monthly pay. Kim also pays $55 on credit card debt each month. The loan she needs for chiropractic school will cost an additional $170 per month.

Calculate her debt payments-to-income ratio without college loan. Remember to convert your answer to a percentage!