Susan is tiling her kitchen floor with square tiles. she wants 4/10 of the square tiles to be blue. if she uses 12 blue tiles, how many tiles will be used to cover the floor? draw an area model to solve.

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

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?

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.