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 64% of the votes cast and 67% of a town's 30,000 voters cast a vote, how many votes did the mayor receive?
| 12,864 | |
| 10,854 | |
| 13,869 | |
| 11,055 |