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 83% of the votes cast and 90% of a town's 15,000 voters cast a vote, how many votes did the mayor receive?
| 7,020 | |
| 11,205 | |
| 9,585 | |
| 8,910 |