A bag has 8 blue marbles and 12 yellow marbles. Half of the yellow marbles are made of plastic. A marble is selected at random from the bag. What is the probability that it is a yellow, plastic marble?
Write your answer as a fraction.

Name the quadrilaterals that have four equal sides.

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

What function has a range {yly< 5}? question on picture above^