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 47% of a town's 31,000 voters cast a vote, how many votes did the mayor receive?
| 12,676 | |
| 9,325 | |
| 10,636 | |
| 9,616 |