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 80% of the votes cast and 31% of a town's 47,000 voters cast a vote, how many votes did the mayor receive?
| 10,782 | |
| 12,822 | |
| 11,656 | |
| 10,490 |