I need help on this!!

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

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.