What percentage is the fraction 2/4 equal to? ?

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.

If value of cos330° is √3/2 then find tan165°.

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?