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 75% of the votes cast and 66% of a town's 40,000 voters cast a vote, how many votes did the mayor receive?
| 17,160 | |
| 14,256 | |
| 15,312 | |
| 19,800 |