a recipe calling for 4 cups of suger for every 5 cups of flower results in blank /blank of a cup of suger for each cup of flower. Need fast

How is working backward similar to solving an equation?

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3

Aflagpole broke in a storm. it was originally 8 1 81 feet tall. 2 8 28 feet are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground some distance away. how far away is the end of the pole from the base of the pole along the ground?