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 69% of the votes cast and 78% of a town's 34,000 voters cast a vote, how many votes did the mayor receive?
| 21,481 | |
| 20,155 | |
| 18,299 | |
| 15,382 |