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 87% of the votes cast and 47% of a town's 45,000 voters cast a vote, how many votes did the mayor receive?
| 18,824 | |
| 13,748 | |
| 18,401 | |
| 14,594 |