Elm Street is 3.6 kilometers long. There are sets of 4 traffic lights every 0.6 kilometer.
How many traffic lights are there on Elm Street?

Given the points a(-2, 1) and b(8, 6), find the coordinates of the point c on directed line segment ab, that partitions ab in the ration 2: 3.

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?