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 90% of the votes cast and 63% of a town's 49,000 voters cast a vote, how many votes did the mayor receive?
| 27,783 | |
| 21,300 | |
| 24,387 | |
| 21,609 |