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 87% of the votes cast and 69% of a town's 47,000 voters cast a vote, how many votes did the mayor receive?
| 21,728 | |
| 28,214 | |
| 22,701 | |
| 22,377 |