Percentages are ratios of an amount compared to 100. The percent change of an old to new value is equal to 100% x \({ new - old \over old }\).
Ezra loaned Monica $800 at an annual interest rate of 6%. If no payments are made, what is the total amount owed at the end of the first year?
| $832 | |
| $848 | |
| $856 | |
| $840 |