Try another version of this question Samuel lent his sister `$6,900` to help her buy a house. In ` 5` years, she paid him the `$6,900`, plus `$1,725` interest. What was the rate of interest?
Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172
The rate was %
Enter DNE for Does Not Exist, oo for Infinity `5%`