Sandy uses 1/8 of a pound of chocolate chips in each batch of cookies she makes. Yesterday Sandy used 4/5 of a pound to make all her batches. How many batches of cookies did Sandy make?

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

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?

Which of the following best describes the figure?