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 81% of the votes cast and 73% of a town's 40,000 voters cast a vote, how many votes did the mayor receive?
| 15,184 | |
| 23,652 | |
| 22,192 | |
| 18,396 |