Work out the mean for the data set below: 1, 2, 1, 2, 2, 5 Give your answer as a fraction.

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.

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

Find all solutions for 2y - 4x =2 y = 2x + 1 site: socratic.org