If a boat uses 21 gallons of gas to go 64 miles, how many miles can the boat travel on 24. gallons of gas?

The percent increase is 25%

After the experience with great britain having a monarchy, the united states realized that everyone needed to have a voice in the government. the fact that americans had no voice was the main reason for the war. thus, they created a democracy, where the people voted for their representatives and the government ruled with the consent of the people.