In 1995, 57.5% of students at gardiner university graduated in 4 or fewer years of study. in 2009 that number had fallen to 52.8%. what was the rate of change of percent of students graduating within 4 years from 1995 to 2009?

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.