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 67% of the votes cast and 83% of a town's 30,000 voters cast a vote, how many votes did the mayor receive?
| 15,189 | |
| 16,683 | |
| 20,667 | |
| 22,161 |