Proving the converse of the parallelogram side theorem

Find the values of y: 3y^3(y^2+ 2/3y)=0

Find the area of a parallelogram with base 15 yards and height 21 2/3

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?