Formula for finding rate in compound interest ?​

Which graph shows a function with a range of all real numbers greater than or equal to -1

Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.