How many different designs are possible if you are asked to use for different colors to paint a rectangle that is divided in four equal regions From left to right with no region having the same color

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

Afarmer has decided to divide his land area in half in order to plant soy and corn. calculate the area of the entire area so he knows how much soil is needed. each bag of soil covers 20 square yards. how many bags should the farmer purchase? (4 points) 1 bag 2 bags 3 bags 4 bags