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 54% of the votes cast and 90% of a town's 22,000 voters cast a vote, how many votes did the mayor receive?
| 12,474 | |
| 16,038 | |
| 15,840 | |
| 10,692 |