12. Harrison loaned his friend Mattson $100 for one year at

Last updated: 7/20/2022

12. Harrison loaned his friend Mattson $100 for one year at a simple interest rate of 5%. The total amount of money that Mattson will pay back at the end of the year is a. $5.00 b. $100.00 c. $105.00 d. $120.00