The residents of a city voted on whether to raise property taxes. The ratio of yes to no was 4 to 3. If there were 4886 total votes, how many yes votes were there?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.