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 60% of the votes cast and 85% of a town's 31,000 voters cast a vote, how many votes did the mayor receive?
| 20,553 | |
| 16,601 | |
| 15,810 | |
| 19,763 |