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 84% of the votes cast and 68% of a town's 40,000 voters cast a vote, how many votes did the mayor receive?
| 15,504 | |
| 23,120 | |
| 17,952 | |
| 22,848 |