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 51% of the votes cast and 33% of a town's 21,000 voters cast a vote, how many votes did the mayor receive?
| 4,643 | |
| 3,534 | |
| 3,812 | |
| 4,990 |