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 71% of the votes cast and 82% of a town's 27,000 voters cast a vote, how many votes did the mayor receive?
| 19,262 | |
| 17,491 | |
| 13,948 | |
| 15,719 |