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 70% of the votes cast and 51% of a town's 31,000 voters cast a vote, how many votes did the mayor receive?
| 11,067 | |
| 10,593 | |
| 10,118 | |
| 12,490 |