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 77% of the votes cast and 75% of a town's 38,000 voters cast a vote, how many votes did the mayor receive?
| 18,240 | |
| 15,105 | |
| 21,945 | |
| 24,225 |