OMG PLEASE HELP DUE IN FITHTEEN MINS

4. find the geometric mean of 4 and 12. 24 8

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.

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents