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 86% of the votes cast and 50% of a town's 22,000 voters cast a vote, how many votes did the mayor receive?
| 9,460 | |
| 9,680 | |
| 6,380 | |
| 8,030 |