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 65% of the votes cast and 90% of a town's 17,000 voters cast a vote, how many votes did the mayor receive?
| 13,770 | |
| 13,311 | |
| 9,945 | |
| 10,251 |