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 65% of a town's 31,000 voters cast a vote, how many votes did the mayor receive?
| 17,329 | |
| 10,881 | |
| 14,105 | |
| 15,717 |