A summer job pays $5 per hour. a. you work 12 hours. How much do you make?
b. after working 24 hours do you have enough money to buy an mp3 player that costs $100?

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

What value of x will make the triangles similar by the sss similarity theorem?

Which expression is not a polynomial?