( show your work ) A flower vase has a square base with each side 4 inches. The vase is 12 inches tall. The vase must be filled half way to keep the flowers healthy. How much water is needed ?

What is the slope of the line that contains the points (-2,1) and (0,-3)

As a self-employed seamstress, you know that it takes 7 yards of material to make 3 jackets. you bought 15 yards of material to make 7 jackets. did you buy enough material? if not, how much were you over or under?

Huong is organizing paperback and hardback books for her club's used book sale. the number of paperbacks is 12 less than three times the number of hardbacks. huong had 162 paperbacks. how many hardback books were there?