Percentages are ratios of an amount compared to 100. The percent change of an old to new value is equal to 100% x \({ new - old \over old }\).
If a mayor is elected with 57% of the votes cast and 85% of a town's 39,000 voters cast a vote, how many votes did the mayor receive?
| 18,896 | |
| 27,183 | |
| 23,537 | |
| 28,509 |