You randomly draw a marble from a bag of marbles that contains 8 blue marbles, 11 green marbles, and 8 red marbles.
What is P(draw a blue or a red marble)?
If necessary, round your answer to 2 decimal places?

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

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.

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?