Tiyana paid $117.50 for 18 identical flash drives. Which is the best estimate for the cost of each flash drive? $6
$10
$12
$60

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.