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 77% of the votes cast and 74% of a town's 21,000 voters cast a vote, how many votes did the mayor receive?
| 11,966 | |
| 11,500 | |
| 11,655 | |
| 13,986 |