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 63% of the votes cast and 90% of a town's 48,000 voters cast a vote, how many votes did the mayor receive?
| 31,536 | |
| 38,016 | |
| 34,560 | |
| 27,216 |