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 64% of the votes cast and 52% of a town's 47,000 voters cast a vote, how many votes did the mayor receive?
| 12,953 | |
| 20,041 | |
| 19,308 | |
| 15,642 |