(a) About how much more compound interest than simple interest is earned after 25 years? Remember to show your work.

(b) About how much more compound interest than simple interest is earned after 35 years? Remember to show your work.

(c) At what year does it become more profitable for compound interest versus simple interest

(d) This is for a savings account. Would it be more or less profitable to have compound interest on a loan? Justify your reasoning?