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 79% of the votes cast and 31% of a town's 47,000 voters cast a vote, how many votes did the mayor receive?
| 10,345 | |
| 9,616 | |
| 11,510 | |
| 9,908 |