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 81% of the votes cast and 89% of a town's 40,000 voters cast a vote, how many votes did the mayor receive?
| 29,904 | |
| 25,276 | |
| 27,412 | |
| 28,836 |