Multiply 12.57 by 4.11. round your answer to the nearest hundredth.
a. 51.66
b. 51.25
c. 52.66
d. 49.45

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.