A field is 3654 feet long what is the length of the field in yards

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.

Proportions in triangles solve for x